Modal verbs

You ______ buy all the products yesterday. The fridge is full.

• didn't have to

• don't need to

• doesn't have to

You should ______ your homework yesterday. Why didn't you do it?

• do

• has done

• have done

We ______ use the dictionaries during the test.

• mustn't

• don't have to

• don't need to

Sorry, I will be busy tomorrow. I ______ revise for the test.

• can

• may

• must

Why did you behave like that? You should ______ more polite!

• be

• were

• have been

______ I borrow your pen?

• have

• should

• could

______ I post this letter for you?

• can

• shall

• will

You have been sleeping all day. You ______ be tired.

• mustn't

• shouldn't

• can't

I ______ win the race last week. I am very happy about it.

• can

• am able to

• was able to

She is saying clever things. You ______ listen to her.

• ought to

• can

• may