Modal Verbs

Kate ....... swim very well, she is a great swimmer.

• can

• could

• will be able to

• would

The doctor told him that he _ eat less. He’s too fat.

• would

• might

• can

• should

You __ swim here. It's forbidden.

• has to

• could

• musn't

• can

You ......... spend too much time playing computer games. It's bad for your eyes.

• shouldn't

• have to

• can't

• may

....... you help me? This exercise is really hard.

• should

• ought to

• had better

• can

You ....... touch this snake! It can bite you.

• had better not

• might

• couldn't

• be able to

You ..... smoke here. It's forbidden.

• can't

• have not to

• don't can

• had better

You ___________ read this book. It’s really good.

• have to

• can't

• has to

• shouldn't

The windows are very dirty. I …………………….. clean them.

• must

• should not

• be able to

• can't

We ___________ feed the animals. It’s forbidden.

• can

• musn't

• might not

• ought to