Bài 17: Hãy viết các câu sau ở dạng câu mệnh lệnh sao cho nghĩa không đổi:

Eg: You must do your homework. – Do your homework!

1. You must listen to your teachers.

⇒ Listen to your teachers!

2. You mustn’t be noisy.

⇒ Do not be noisy!

3. You mustn’t cheat.

⇒ Do not cheat!

4. You must sit at your desk.

⇒Sit at your desk!

5. You mustn't be late.

⇒Don't be late!

6. You must write tests.

⇒ Write the tests!

7. You mustn’t bully your classmates.

⇒Do not bully your classmates!

8. You must pay attention.

⇒ Pay attention!

9. He should have a job.

⇒ Have a job!

10. We mustn't stop now.

⇒ Do not stop!

11. You must go to bed.

⇒Go to bed!

12, You should get up early.

⇒Get up early!

13. You mustn’t stand here.

⇒ Do not stand here!

14. She can have a drink.

⇒ Have a drink!

15. They must clean the carpet.

⇒Clean the carpet!

16. We needn’t wait for him.

⇒ Don't wait for him!

17. We must have a shower first.

⇒Have a shower first!

18, You can’t park in this street.

⇒Do not park in this street!

19. You must be here soon.

⇒Be here soon!

20. They should taste this cake.

⇒Taste this cake!

Bài 18: Sắp xếp các từ sau để tạo thành câu hoàn chỉnh:

1. does/always/my mother/the grocery shopping

⇒My mother always does the grocery shopping.

2. cooks/always/dinner/my father.

⇒My father always cooks dinner.

3. my mother/the dishes/usually does.

⇒ My mother usually does the dishes.

4. the dishes/sometimes/do/I

⇒Sometimes I do the dishes.

5. does/my brother/seldom/anything.

⇒My brother seldom does anything.

6. lazy/he/always/is.

⇒He is always lazy.

7. we/watch/often/TV/after dinner.

⇒We often watch TV after dinner.

8. are/Dan’s students/on time/usually.

⇒Dan’s students are usually on time.

9. rarely/Olympic/British/win/athlete/medals.

⇒British rarely win medals athlete.

10. students/their/homework/usually/The/do.

⇒The students usually do their homework.