Focus 4 -- grammar revision -- Modals

It wasn't necessary for me to go to school that day, so I stayed at home. HAVE I ______________________________ to school that day, so I stayed at home.

I didn't have to go to school that day, so I stayed at home. (This sentence means that I didn't go to school because it wasn't necessary.)

I bought some bread and then realised Mum had bought some too. NEEDN'T I _________________________________ bread.

I needn't have bought any bread. (This sentence means that you bought some bread but it wasn't necessary.)

1 It's a shame she didn't stay at home. SHOULD She _________________________________ at home.

She should have stayed at home (This sentence means that she didn't stay at home and this was a mistake)

They're not allowed to stay out that late. MUSTN'T They _________________________________ that late.

They mustn't stay out that late. (This sentence means that they shouldn't stay out because they aren't allowed.)

We called the police but it turned out to be unnecessary. HAVE We _________________________________ the police.

We needn't have called the police. (This sentence means that you called the police but it wasn't necessary.)

It wasn't necessary for you to prepare anything (so I'm glad you didn't). NEED You _________________________________ anything.

You didn't need to prepare anything. (This sentence means that you didn't prepare anything because it wasn't necessary.)

I think you should ask your parents for permission. BETTER You _________________________________ your parents for permission.

You had better ask your parents for permission. (This sentence means that you should ask for permission)

It's a good idea for you to see a doctor about your back. HAD You ______________________________ a doctor about your back.

You had better see a doctor about your back. (This sentence means that you should see a doctor.)

It's very important that you don't forget her name. MUST You _______________________________ her name.

You mustn't forget her name. (This sentence means it is very important that you don't forget.)

I don't think it's a good idea for you to be late tonight. OUGHT You ________________________________late tonight.

You ought not to be late tonight. (This sentence means that you shouldn't be late.)

It would have been better if you had spent less money. TO You ______________________________ less money.

You ought to have spent less money. (This sentence means that you spent a lot, but this was a bad idea.)

It would have been better if youhad told me. TO You _________________________________ me.

You ought to have told me: This sentence means that you didn't tell me and that was a mistake.

It would have been better if you had talked to her. SHOULD You _________________________________ to her.

You should have talked to her. (This sentence means that you didn't talk to her and this was a mistake.)

It's not a good ide for you to spend all of that money. SHOULDN'T You _________________________________ all that money.

You shouldn't spend all that money. (This sentence means that it isn't a good idea to spend all the money.)