Toefl set 1

019. Advocates of organic foods --- a term whose meaning varies greatly --- frequently proclaim that such products are safer and more nutritious than others. The word "Advocates" is closest in meaning to which of following?

(A) Proponents........Advocate/supporter

066. Committee membership rotates every year, so that new voices and opinions are constantly heard. The word "rotates" is closest in meaning to which of following?

(A) alternates

073. To lure their pollinators from afar, orchids use appropriately intriguing shapes, colors, and scents. At least 50 different aromatic compounds have been analyzed in the orchid family, each blended to attract one, or at most a few, species of insects or birds. The word "lure" is closest in meaning to which of following?

(A) attract หลอกล่อ, ยั่วยวน, Syn. attract, entice, tempt, allure, seduce,

014. Today, largely on the strength of evidence gathered during the Glomar Challenger's voyages, nearly all earth scientists agree on the theories of plate tectonics and continental drift that explain many of the geological processes that shape the Earth. The word "strength" is closest in meaning to which of following?

(A) basis

029. The new accessibility of land around the periphery of almost every major city sparked an explosion of real estate development and fueled what we now know as urban sprawl. Between 1890 and 1920, for example, some 250,000 new residential lots were recorded within the borders of Chicago, most of them located in outlying areas. The word "sparked" is closest in meaning to which of following?

(A) brought about..//....lead to /sparked

091. The confusion and congestion of individual citizens looking for their letters was itself enough to discourage use of the mail. It is no wonder that, during the years of these cumbersome arrangements, private letter-carrying and express businesses developed. The word "cumbersome" is closest in meaning to which of following?

(A) burdensome เทอะทะ, Syn. burdensome, unwieldy, heavy

072. Orchids are unique in having the most highly developed of all blossoms, in which the usual male and female reproductive organs are fused in a single structure called the column. The word "fused" is closest in meaning to which of following?

(A) combined connect into same element

079. Deeply philosophical historians such as Henry Adams lamented the role that the new frenzy for business was playing in eroding traditional values. A distrust of industry and business continued among writers throughout the rest of the nineteenth century and into the twentieth. The word "lamented" is closest in meaning to which of following?

(A) complained about

060. In science, a theory is a reasonable explanation of observed events that are related. A theory often involves an imaginary model that helps scientists picture the way an observed event could be produced. The word "related" is closest in meaning to which of following?

(A) connected

088. The painter or master who is credited with having created the painting may have designed the work and overseen its production, but it is highly unlikely that the artist's hand applied every stroke of the brush. More likely, numerous assistants, who had been trained to imitate the artist's style, applied the paint. The word "imitate" is closest in meaning to which of following?

(A) copy copy, mimic

077. Therefore, in the 1950's and 1960's, the baby boom hit an antiquated and inadequate school system. Consequently, the "custodial rhetoric" of the 1930's and early 1940's no longer made sense; that is, keeping youths aged sixteen and older out of the labor market by keeping them in school could no longer be a high priority for an institution unable to find space and staff to teach younger children aged five to sixteen. The word "inadequate" is closest in meaning to which of following?

(A) deficient incomplete, inadequate

053. Secular institutions, of control such as the police and army take the place of religion and family in maintaining order, and a money-based economy prevails. Because of these contrasts, "popular" may be viewed as clearly different from "folk". The word "prevails" is closest in meaning to which of following?

(A) dominates more authority

006. A flood of ice would then surge into the Southern Sea. With the continued rise in sea level, more ice would plunge into the ocean, causing sea levels to rise even higher, which in turn would release more ice and set in motion a vicious cycle. The word "plunge" is closest in meaning to which of following?

(A) drop ////// plungtua.....stradforword

043. New oceanic crust is formed along one or more margins of each plate by material issuing from deeper layers of the Earth's crust, for example, by volcanic eruptions of lava at midocean ridges. The word "margins" is closest in meaning to which of following?

(A) edges

084. In shallow western rivers the weight of vessel and engine was important; a heavy engine added to the problem of navigation. The word "vessel" is closest in meaning to which of following?

(A) fuel (B) crew (C) cargo (D) craft ///////

052. Unaltered folk cultures no longer exist in industrialized countries such as the United States and Canada. Perhaps the nearest modern equivalent in Anglo-America is the Amish, a German American farming sect that largely renounces the products and labor saving devices of the industrial age. The phrase "largely renounces" is closest in meaning to which of following?

(A) generally rejects

028. By opening vast areas of unoccupied land for residential expansion, the omnibuses, horse railways, commuter trains, and electric trolleys pulled settled regions outward two to four times more distant from city centers than they were in the premodern era. The word "vast" is closest in meaning to which of following?

(A) large /..........big /enormous

047. The prevailing winds in the Great Basin are from the west. Warm, moist air from the Pacific Ocean is forced upward as it crosses the Sierra Nevada. The word "prevailing" is closest in meaning to which of following?

(A) most frequent normallll

049. All living creature, especially human beings, have their peculiarities, but everything about the little sea cucumber seems unusual. What else can be said about a bizarre animal that, among other eccentricities, eats mud, feeds almost continuously day and night but can live without eating for long periods, and can be poisonous but is considered supremely edible by gourmets? The phrase "bizarre" is closest in meaning to which of following?

(A) odd not normal

064. Aside from perpetuating itself, the sole purpose of the American Academy and Institute of Arts and Letters is to "foster, assist and sustain an interest" in literature, music, and art. The word "sole" is closest in meaning to which of following?

(A) only

099. Farmers could get better prices for their crops if the alternative existed of sending them directly eastward to market, and merchants could sell larger quantities of their manufactured goods if these could be transported more directly and more economically to the west. The word "alternative" is closest in meaning to which of following?

(A) option

071. The external surfaces of plants, in addition to being covered by an epidermis and a waxy cuticle, often carry spiky hairs known as trichomes, which either prevent feeding by insects or may even puncture and kill insect larvae. The word "puncture" is closest in meaning to which of following?

(A) pierce เจาะ, Syn. perforate, pierce, prick

062. The ice trade grew with the growth of cities. Ice was used in hotels, taverns, and hospitals, and by some forward-looking city dealers in fresh meat, fresh fish, and butter. The phrase "forward-looking" is closest in meaning to which of following?

(A) progressive อย่างค่อยๆ คืบหน้า, Syn. consecutively, gradually

055. Communications satellites can transmit data around the world cheaply and instantaneously, and modern computers can quickly compile and analyzing this large volume of weather information. The word "compile" is closest in meaning to which of following?

(A) put together collect, gather, amass

027. As water is lost from the surface of the leaves, a negative pressure, or tension, is created. The evaporated water is replaced by water moving from inside the plant in unbroken columns that extend from the top of a plant to its roots. The same forces that create surface tension in any sample of water are responsible for the maintenance of these unbroken columns of water. The word "extend" is closest in meaning to which of following?

(A) stretch../// extend//strecth

003. The Art Nouveau style was a major force in the decorative arts from 1895 until 1915, although its influence continued throughout the mid-1920's. It was eventually to be overtaken by a new school of thought known as Functionalism that had been present since the turn of the century. The word "overtaken" is closest in meaning to which of following?

(A) surpassed /catch up with

070. Plants are subject to attack and infection by a remarkable variety of symbiotic species and have evolved a diverse array of mechanisms designed to frustrate the potential colonists. The phrase "subject to" is closest in meaning to which of following?

(A) susceptible to ทำให้ปฏิบัติตาม, ทำให้ถูกครอบงำด้วย

016. When the prairies were being settled, undoubtedly, the good economic conditions of the 1950's supported a growth in the population, but the expansion also derived from a trend toward earlier marriages and an increase in the average size of families. The word "trend" is closest in meaning to which of following?

(A) tendency.....to have a tendency to

067. One important line of evidence comes from flaking patterns of stone cores used in tool making: implements flaked with a clockwise motion (indicating a right-handed toolmaker) can be distinguished from hose flaked with a counter-clockwise rotation (indicating a left-handed toolmaker) . The word "implements" is closest in meaning to which of following?

(A) tools v achieve, carry out, n

001. Most of these leaders were involved in public life as reformers, activists working for women's right to vote, or authors, and were not representative at all of the great of ordinary women. The word "representative" is closest in meaning to which of following?

(A) typical _ example

051. A folk culture is small, isolated, cohesive, conservative, nearly self-sufficient group that is homogeneous in custom and race, with a strong family or clan structure and highly developed rituals. The word "homogeneous" is closest in meaning to which of following?

(A) uniform

002. In the United States, Louis Comfort Tiffany (1843-1933) was the most noted exponent of this style, producing a great variety of glass forms and surfaces, which were widely copied in their time and are highly prized today. The word "prized" is closest in meaning to which of following?

(A) valued , prized

076. The public school system suddenly found itself overtaxed. While the number of schoolchildren rose because of wartime and postwar conditions, these same conditions made the schools even less prepared to cope with the flood. The word "overtaxed" is closest in meaning to which of following?

(A) well prepared (B) plentifully supplied (C) heavily burdened overtax [VT] ทำให้ยากลำบาก, See also: ทำให้เหนื่อยอ่อน

086. On this perfect surface, the artist would sketch a composition with chalk, refine it with inks, and then begin the deliberate process of applying thin layers of egg tempera paint (egg yolk in which pigments are suspended) with small brushes. The word "deliberate" is closest in meaning to which of following?

(B) careful ] คิดรอบคอบ, Syn. ponder, judge, weigh

011. The asphalt at La Brea seeps to the surface, especially in the summer, and forms shallow puddles that would often have been concealed by leaves and dust. The word "concealed" is closest in meaning to which of following?

(B) covered........confidential files

033. The quality of preservation is almost unmatched, and quarry operations have been carried out carefully with an awareness of the value of the fossils. But these factors do not account for the interesting question of how there came to be such a concentration of pregnant ichthyosaurs in a particular place very close to their time of giving birth. The phrase "account for " is closest in meaning to which of following?

(B) describe be careful (D) explain ..//...an account for

068. Even scratches found on fossil human teeth offer clues. Ancient humans are thought to have cut meat into strips by holding it between their teeth and slicing it with stone knives, as do the present-day Inuit. The word "clues" is closest in meaning to which of following?

(B) details not details just information (D) information

081. These writers, who can genuinely be said to have created a genre, the "railroad novel," are now mostly forgotten, their names having faded from memory. The words "faded from" in line 21 are closest in meaning to

(B) disappeared from fad

065. One award subsidizes a promising American writer's visit to Rome. There is even an award for a very good work of fiction that failed commercially-once won by the young John Updike for The Poorhouse Fair and, more recently, by Alice Walker for In Love and Trouble. The word "subsidizes" is closest in meaning to which of following?

(B) finances contribute, finance,sponsor

083. The self-educated son of a Delaware farmer, Evans early became obsessed by the possibilities of mechanized production and steam power. As early as 1802 he was using a stationary steam engine of high-pressure design in his mill. Engines of this type were not unknown, but before Evans they were generally considered impractical and dangerous. The word "stationary" is closest in meaning to which of following?

(B) fixed

100. The distance was more than 350 miles, and there were ridges to cross and a wilderness of woods and swamps to penetrate. The word "penetrate" is closest in meaning to which of following?

(B) go through

080. One thinks of melodramas, boys' books, thrillers, romances, and the like rather than novels of the first rank. The phrase "first rank" is closest in meaning to which of following?

(B) highest quality

032. Ichthyosaurs with embryos have been reported from 6 different levels of the shale in a small area around Holzamden, suggesting that a specific site was used by large numbers of ichthyosaurs repeatedly over time. The word "site" is closest in meaning to which of following?

(B) location

035. A series of mechanical improvements continuing well into the nineteenth century, including the introduction of pedals to sustain tone or to soften it, the perfection of a metal frame, and steel wire of the finest quality, finally produced an instrument capable of myriad tonal effects from the most delicate harmonies to an almost orchestral fullness of sound, from a liquid, singing tone to a ship, percussive brilliance. The word "myriad" is closest in meaning to which of following?

(B) many../....many music ..//conti

036. Each one was virtually a stone town, which is why the Spanish would later call them pueblos, the Spanish word for towns. These pueblos represent one of the Anasazis' supreme achievements. At least a dozen large stone houses took shape below the bluffs of Chiaco Canyon in northwest New Mexico. The word "supreme" is closest in meaning to which of following?

(B) most outstanding

023. In addition, there were performers and since considerable importance was attached to avoiding mistakes in the enactment of rites, religious leaders usually assumed that task. The word "enactment" is closest in meaning to which of following?

(B) performance// en act ment

057. People in the United States in the nineteenth century were haunted by the prospect that unprecedented change in the nation's economy would bring social chaos. The word "Prospect" is closest in meaning to which of following?

(B) possibility

045. Coincident with concerns about the accelerating loss of species and habitats has been a growing appreciation of the importance of biological diversity, the number of species in a particular ecosystem, to the health of the Earth and human well-being. The word "appreciation" is closest in meaning to which of following?

(B) recognition ,remind remember

005. The increasing water pressure under the glacier might lift it off its bed, overcoming the friction between ice and rock, thus freeing the glacier, which rapidly sliders downhill surge glaciers also might be influenced by the climate, volcanic heat, or earthquakes. The word "freeing" is closest in meaning to which of following?

(B) releasing////////freeing

025. About a million and a half soldiers from both sides had to be demobilized, readjusted to civilian life, and reabsorbed by the devastated economy. The word "devastated" is closest in meaning to which of following?

(B) ruined // posion..devastated (D) fragile be careful

075. By such ingenious adaptations to specific pollinators, orchids have avoided the hazards of rampant crossbreeding in the wild, assuring the survival of species as discrete identities. At the same time they have made themselves irresistible to collectors. The word "discrete" is closest in meaning to which of following?

(B) separate

039. Within a very short time, however, the incongruity of playing lively music to a solemn film became apparent, and film pianists began to take some care in matching their pieces to the mood of the film. The word "solemn" is closest in meaning to which of following?

(B) serious... too stress// solemn

026. Some botanists hypothesized that the living cells of plants acted as pumps. But many experiments demonstrated that the stems of plants in which all the cells are killed can still move water to appreciable heights. The word "demonstrated" is closest in meaning to which of following?

(B) showed

069. The variation between the hemispheres corresponds to which side of the body is used to perform specific activities. Such studies, as well as studies of tool use, indicate that right-or left-sided dominance is not exclusive to modern Homo sapiens. The word "hemispheres" is closest in meaning to which of following?

(B) sides

089. On the other hand, when it comes to substantive-particularly behavioral-information, crows are less well known than many comparably common species and, for that matter, not a few quite uncommon ones: the endangered California condor, to cite one obvious example. There are practical reasons for this. The word "comparably" is closest in meaning to which of following?

(B) similarly nearly, Syn. พอกัน

022. In addition, there were performers and since considerable importance was attached to avoiding mistakes in the enactment of rites, religious leaders usually assumed that task. The word "considerable" is closest in meaning to which of following?

(B) substantial//sighnificant

010. Since then, over 100 tons of fossils, 1.5 million from vertebrates, 2.5 million from invertebrates, have been recovered, often in densely concentrated tangled masses. The word "tangled" is closest in meaning to which of following?

(B) twisted together...........make confuse

063. Making an efficient icebox was not as easy as we might now suppose. In the early nineteenth century, the knowledge of the physics of heat, which was essential to a science of refrigeration, was rudimentary. The word "rudimentary" is closest in meaning to which of following?

(B) undeveloped basis ,

012. The ocean bottom --- a region nearly 2. 5 times greater than the total land area of the Earth --- is a vast frontier that even today is largely unexplored and uncharted, until about a century ago, the deep-ocean floor was completely inaccessible, hidden beneath waters averaging over 3,600 meters deep. The word "inaccessible" is closest in meaning to which of following?

(B) unreachable.....inreachable

034. In the seventeenth century the organ, the clavichord, and the harpsichord became the chief instruments of the keyboard group, a supremacy they maintained until the piano supplanted them at the end of the eighteenth century. The words "a supremacy" in line 9 are closest in meaning to

(C) a dominance.../.control./supermacy

015. For every three Canadians in 1945, there were over five in 1966. In September 1966 Canada's population passed the 20 million mark. Most of this surging growth came from natural increase. The word "surging" is closest in meaning to which of following?

(C) accelerating.........surg // move very fast

037. They functioned as sanctuaries where the elders met to plan festivals, perform ritual dances settle pueblo affairs, and impart tribal lore to the younger generation. The word "settle" is closest in meaning to which of following?

(C) clarify...//settle..solve the problem

048. There seem to have been several periods within the last tens of thousands of years when water accumulated in these basins. The rise and fall of the lakes were undoubtedly linked to the advances and retreats of the great ice sheets that covered much of the northern part of the North American continent during those times. The word "accumulated" is closest in meaning to which of following?

(C) collected

041. The Earth comprises three principal layers: the dense, iron-rich core, the mantle made of silicate rocks that are semimolten at depth, and the thin, solid-surface crust. The word "comprises" is closest in meaning to which of following?

(C) consists of

074. Once the right insect has been attracted, some orchids present all sorts of one-way obstacle courses to make sure it does not leave until pollen has been accurately placed or removed. The word "placed" is closest in meaning to which of following?

(C) deposited

050. Its major enemies are fish and crabs, when attacked, it squirts all its internal organs into the water. It also casts off attached structures such as tentacles. The sea cucumber will eviscerate and regenerate itself if it is attacked or even touched; it will do the same if the surrounding water temperature is too high or if the water becomes too polluted. The phrase "casts off" is closest in meaning to which of following?

(C) gets rid of independent

007. Group members look to instrumental leaders to "get things done." Expressive leadership, on the other hand, is leadership that emphasizes the collective well-being of a social group's members. The word "collective" is closest in meaning to which of following?

(C) group ............collect

095. And in Sacramento an excavation at the site of a fashionable nineteenth-century hotel revealed that garbage had been stashed in the building's basement despite sanitation laws to the contrary. The word "sanitation" is closest in meaning to which of following?

(C) health

082. The engine that became standard on western steamboats was of a different and novel design. It was the work primarily of an unsung hero of American industrial progress, Oliver Evans (1755-1819) . The word "novel" is closest in meaning to which of following?

(C) innovative

092. But this delivery service was at first confined to cities, and free home delivery became a mark of urbanism. As late as 1887, a town had to have 10,000 people to be eligible for free home delivery. The word "Confined" is closest in meaning to which of following?

(C) limited (

096. When Jules Verne wrote Journey to the Center of the Earth in 1864, there were many conflicting theories about the nature of the Earth's interior. Some geologists thought that it contained a highly compressed ball of incandescent gas, while others suspected that it consisted of separate shells, each made of a different material. The word "conflicting" is closest in meaning to which of following?

(C) opposing

090. Being so educable, individual birds have markedly different interests and inclinations, strategies and scams. The word "inclination" is closest in meaning to which of following?

(C) preferences

021. But in many cases consumers are misled if they believe organic foods can maintain health and provide better nutritional quality than conventionally grown foods. So there is real cause for concern if consumers, particularly those with limited incomes, distrust the regular food supply and buy only expensive organic foods instead. The word "maintain" is closest in meaning to which of following?

(C) preserve

013. The DSDP's drill ship, the Glomar Challenger, was able to maintain a steady position on the ocean's surface and drill in very deep waters, extracting samples of sediments and rock from the ocean floor. The word "extracting" is closest in meaning to which of following?

(C) removing................extract file to other

087. The quick-drying tempera demanded that the artist know exactly where each stroke be placed before the brush met the panel, and it required the use of fine brushes. The word "demanded" is closest in meaning to which of following?

(C) required

097. Beyond a depth of around 2,900 kilometers, a great change takes place and the mantle gives way to the core. Some seismic waves cannot pass through the core and others are bent by it. From this and other evidence, geologists conclude that the outer core is probably liquid, with a solid center. It is almost certainly made of iron, mixed with smaller amount of other elements such as nickel. The phrase "gives way to" is closest in meaning to which of following?

(C) turns into

085. The key concepts emerged about 1957. Townes and Arthur Schawlow, then at Bell Telephone Laboratories, wrote a long paper outlining the conditions needed to amplify stimulated emission of visible light waves. The word "emerged" is closest in meaning to which of following? The word "outlining" is closest in meaning to which of following?

(D) appeared (D) summarizing

058. Although the birth rate continued to decline from its high level of the eighteenth and early nineteenth century, the population roughly doubled every generation during the rest of the nineteenth centuries. As the population grew, its makeup also changed. The word "roughly" is closest in meaning to which of following?

(D) approximately

038. Then, to connect the pueblos and to give access to the surrounding tableland, the architects laid out a system of public roads with stone staircases for ascending cliff faces. The word "ascending" is closest in meaning to which of following?

(D) climbing.../ascending cliff faces.

040. Certain films had music especially composed for them. The most famous of these early special scores was that composed and arranged for D. W. Griffith's film Birth of a Nation, which was released in 1915. The word "composed" is closest in meaning to which of following? The word "scores" is closest in meaning to which of following?

(D) created...composed..consist of (C) musical compositions== score,

031. The quality of preservation is outstanding, but what is even more impressive is the number of ichthyosaur fossils containing preserved embryos. The word "outstanding" is closest in meaning to which of following?

(D) excellent

042. These plates move over the semimolten lower mantle to produce all of the major topographical features of the Earth. Active zones where intense deformation occurs are confined to the narrow, interconnecting boundaries of contact of the plates. The word "intense" is closest in meaning to which of following?

(D) extreme , intensive

008. They offer sympathy when someone experiences difficulties or is subjected to discipline, are quick to lighten a serious moment with humor, and try to resolve issues that threaten to divide the group. The word "resolve" is closest in meaning to which of following?

(D) find a solution for .....find the ways

044. If at such a spreading contact the two plates support continents, a rift is formed that will gradually widen and become flooded by the sea. The Atlantic Ocean formed like this as the American and Afro-European plates move in opposite directions. The word "support" is closest in meaning to which of following?

(D) hold ,cover the land

098. Although scientists can speculate about its nature, neither humans nor machines will ever be able to visit it. The word "speculate" is closest in meaning to which of following?

(D) hypothesize

059. Rapid industrialization and increased geographic mobility in the nineteenth century had special implications for women because these changes tended to magnify social distinctions. As the roles men and women played in society became more rigidly defined, so did the roles they played in the home. The word "magnify" is closest in meaning to which of following?

(D) increase The word "distinctions" is closest in meaning to which of following? (A) differences

017. After the peak year of 1957, the birth rate in Canada began to decline. It continued falling until in 1966, it stood at the lowest level in 25 years. The word "peak" is closest in meaning to which of following?

(D) maximum.....reach

009. Thousands of tons were extracted before 1875, when it was first noticed that the tar contained fossil remains. Major excavations were undertaken that established the significance of this remarkable site. The word "noticed" is closest in meaning to which of following?

(D) observed......noticed

024. Staggering tasks confronted the people of the United States, North and South, when the Civil War ended. About a million and a half soldiers from both sides had to be demobilized, readjusted to civilian life, and reabsorbed by the devastated economy. The word "Staggering" is closest in meaning to which of following?

(D) overwhelming ../// chock

004. During most of their lives, surge glaciers behave like normal glaciers, traveling perhaps only a couple of inches per day. However, at intervals of 10 to 100 years, these glaciers move forward up to 100 times faster than usual. The word "intervals" is closest in meaning to which of following?

(D) periods / time

093. They were, by training, social scientists, not historians, and their work tended to reflect this bias. The questions they framed and the techniques they used were designed to help them understand, as scientists, how people behaved. The word "framed" is closest in meaning to which of following?

(D) posed

030. Anxious to take advantage of the possibilities of commuting, real estate developers added 800,000 potential building sites to the Chicago region in just thirty years-lots that could have housed five to six million people. The word "potential" is closest in meaning to which of following?

(D) possible...//.important/it's potential

018. Although the growth in Canada's population had slowed down by 1966 (the increase the first half of the 1960's was only nine percent) , another large population wave was coming over the horizon. It would be composed of the children who were born during the period of the high birth rate prior to 1957. The phrase "prior to" is closest in meaning to which of following?

(D) preceding........precedent../previous

046. An alien exploring Earth would probably give priority to the planet's dominant, most-distinctive feature-the ocean. Humans have a bias toward land that sometimes gets in the way of truly examining global issues. The word "bias" is closest in meaning to which of following?

(D) prejudice

094. In Kingston, New York, for example, evidence has been uncovered that indicates that English goods were being smuggled into that city at a time when the Dutch supposedly controlled trading in the area. The word "supposedly" is closest in meaning to which of following?

(D) seemingly

078. With the baby boom, the focus of educators and of laymen interested in education inevitably turned toward the lower grades and back to basic academic skills and discipline. The word "inevitably" is closest in meaning to which of following?

(D) unavoidably

056. Meteorologists and computer scientists now work together to design computer programs and video equipment capable of transforming raw weather data into words, symbols, and vivid graphic displays that forecasters can interpret easily and quickly. The word "raw" is closest in meaning to which of following?

(D) unprocessed

020. There are numerous unsubstantiated reports that natural vitamins are superior to synthetic ones, that fertilized eggs are nutritionally superior to unfertilized eggs, that untreated grains are better than fumigated grains, and the like. The word "unsubstantiated" is closest in meaning to which of following?

(D) unverified.......substance./verify

061. If observations confirm the scientists' predictions, the theory is supported. The word "supported" is closest in meaning to which of following?

(D) upheld ค้ำจุน, Syn. aid, back, support

054. Conventional computer models of the atmosphere have limited value in predicting short-lived local storms like the Edmonton tornado, because the available weather data are generally not detailed enough to allow computers to discern the subtle atmospheric changes that precede these storms. The word "subtle" is closest in meaning to which of following?

change (D) slight