Homophones: Their, there, they're / two, too, to / your, you're

Then

at that time

your

belonging to you Ex.: I want your iPhone now!

Than

comparison (more than, less than)

Who's

contraction of who is or who has

you're

contraction of you are Ex.: You're my favorite friend!

Two

number

Whose

possessive form of who

Their

(pronoun) belonging to them. Ex.: I went over their house.

There

(pronoun) place, location or position. Ex.: I went there! There is a school on that street.

Except

(v.) to exclude or leave out. Ex.: No dogs allowed, except guide dogs.

Accept

(verb) to receive willingly something given or offered. Ex.: The duck was accepted by his family, even though he was different.

To

A preposition that begins a prepositional phrase or an infinitive. Ex.: I went to the apartment. I want to describe the dog.

They're

Contraction of they and are Ex.: They're coming over!

Too

Excessively or also Ex.: I want ice cream, too!

It's

This is a contraction of it is or it has; ex: It's cold outside!

Its

This is a pronoun referring back to a noun. It is the possessive form of it. Ex. The cat ate its food.