Modal verbs тренировочные задания

Choose the correct variant.

1. All passengers ... (should/must) wear seat-belts.

2. My tooth hurts. I think I ... (shouldn’t/ought to) see a dentist.

3. I ... (couldn’t/needn’t to) eat sweets when I was a girl.

4. You ... (don’t have to/mustn’t) walk on the grass.

5. You ... (have to/shouldn’t) be kind and polite.

6. He ... (doesn’t have to/shouldn’t) whistle inside a house.

7. Your brother ... (ought to/must) eat healthy food.

8. Strawberry yoghurt ... (mustn’t/doesn’t have to) contain real strawberries.

9. You ... (should/have to) read this book. It’s really nice.

10. Greg ... (can/ought to) spend more time on English grammar.

Fill in the gaps with must, mustn’t, have to, don’t have to or doesn’t have to.

1. It’s a secret. You ... tell it to anyone.

2. You ... respect your parents.

3. She is very rich. She ... go to work.

4. This party is free. You ... buy any tickets.

5. This is the last bus for Paris and we ... miss it.

6. You ... be on time for the exam.

7. They ... eat too much cake.

8. We’re going to the restaurant, so our mother ... cook tonight.

9. You ... forget to turn off the light before you leave.

10. It’s getting late. I think I ... go now.

11. Boys and girls, you ... hand in your essays by Thursday.

12. Tom ... take a bus because his dad drives him to school every morning.

13. You ... tell me lies. It’s just awful.

14. We ... tidy up our room because our sister did it yesterday.

15. You ... smoke on board the plane.