Fill in with modal verbs.

1. You __ shout, I can hear you.
2. You __ come to the party if you don't want to.
3. You __ brush your teeth after meals.
4. ''I'm hungry.'' - ''Don't worry. I __ make a sandwich for you''.
5. A fish __ swim. But it __ fly.
6. She is very rich, she __ work.
7. He __ read when he was seven but he __ swim.
8. You __ be late for dinner tonight. We're having guests.
9. He's got a cold. He __ stay in bed for a week.
10. I haven't got any money. __ you lend me some?

needn'tdon't have tomustcancan, can'tdoesn't have tocould, couldn'tmustn'tmust/shouldcan

1.needn't2.may not3.must4.can.5.can.....can't6.may not7 could......couldn't 8. mustn't9.must10.could