Modal verbs - Have to / Must / Can

I ___________ go now. It's getting late.

• has to

• have to

• don't have to

• doesn't have to

My mum _________ wear a uniform at work. She's a nurse

• have to

• has to

• don't have to

• doesn't have to

The windows are dirty. We ________ clean them

• must

• mustn't

I ________ finish my project now. I can finish it tomorrow.

• have to

• don't have to

• must

• mustn't

Jack can stay at home. He ________ come with us.

• has to

• doesn't have to

• must

• mustn't

Shh! Be quiet! You _______ talk in the library.

• have to

• don't have to

• must

• mustn't

Can you go to the supermarket? I ________ do the shopping today because I'm very busy.

• must

• mustn't

• can

• can't

You _______ play football with your friends but you _______ finish your homework first.

• can / must

• can't / mustn't

• can't / must

• can / mustn't

Adrian ________ clean his room. I've already done it for him

• mustn't

• can't

• don't have to

• doesn't have to

They _________ be late. No one is allowed in after the play has started.

• can

• mustn't

• don't have to

• have to