My mother permitted me to go out at night. She said, "You_____ go out tonight".

A. may B. have to C. must D. ought to

You _____ throw litter on the streets.

A. mustn't B. mustn't C. needn't D. won't

Tom painted his room black. It looks dark and dreary. He _____ have chosen another colour.

A. should B. must C. could D. may

Tom has just got a new job. He_____ be very pleased.

A. might B. might C. should D. will

We _____ put the fish in the fridge before it spoils.

A. would B. may C. can D. had better

Daisy is reading her English test because she has a test tomorrow. She_____ be studying.

A. will B. will C. must D. can

I put my keys on the table, but now it's gone. Someone_____ have taken it.

A. may B. had to C. should D. would rather

She hasn't eaten anything since yesterday. She_____ be really hungry.

A. might B. will C. must D. can

Since we have to be there by 8.30, we_____ take a taxi.

A. had better B. may C. ought D. are able to

He_____ have committed the crime because he was with me that day.

A. mustn't B. mustn't C. won't D. couldn't