Modal verbs (1)

You don't look well. You _____ see a doctor.

• could

• need to

• are to

• should

She didn't go to work yesterday. She _____ ill.

• would have been

• must have been

• might have been

• should have been

You _____ disturb him during his work!

• should not

• needn't

• mustn't

• don't have to

Whose car is this? - It _____ be Al's. I think I saw him driving a car like this once.

• should

• could

• must

• would

Though he was exhausted, he _____ get out of the burning buliding.

• was able to

• might

• could

• should

_____ lending me your CD player for a couple of days?

• Can you

• Would you mind

• Would you

• Could you

The windows look clean. You _____ wash them.

• are not to

• needn't

• shouldn't

• mustn't

I don't believe it. It _____ be true.

• can't

• mustn't

• shouldn't

• wouldn't

My boss said to me: "You _____ work harder!"

• should

• need

• must

• have to

Jenny's engagement ring is enormous! It _____ have cost a fortune.

• must

• may

• could

• would