21. Follow 5K message strictly and we will help prevent the spread of COVID-19.

-> If we ……………………………………………………………….

22. “ How many students are there in your class, Lan?” Mi asked.

-> Mi asked Lan ………………………………………………………

23. It was such a difficult exercise that all students couldn’t do it.

-> The exercise was ……………………………………………………

24. I enjoyed the film inspite of the silly story.

-> Although the story of the film ………………………………………

25. “ Do you really want to visit the museum?” he asked me.

-> He …………………………………………………………………….

16. Jane didn’t say a word as she left the room. ( without)

-> ……………………………………………………………………

17. “I’m sorry. I have broken your foutain pen.”, he said to his sister. (apologized)

-> ………………………………………………………………………

18. “If I were you, I’d apply for that job.”, she said to me. (advised)

-> ………………………………………………………………………

19. Asking him for help now is pointless. (point)

-> ………………………………………………………………………

20. My parents are very proud of my success at school. ( pride)

-> ……………………………………………………………………..

11. “ I will send this letter to my grandmother tomorrow.” Nam said

-> Nam said that ……………………………………………………

12. About thirty million people are watching this programme.

-> This programme …………………………………………………..

13. No one in my class is more studious than Ha.

-> Ha is ………………………………………………………………..

14. If he doesn’t take these pills, he won’t be better.

-> Unless ………………………………………………………………

15. Because he behaved badly, he must be punished. (bad)

-> ……………………………………………………………………….

5. Mr Nam couldn’t continue his work because he was tired.

-> Mr Nam was too ………………………………………………

6. She doesn’t go to school regularly.

-> I wish ………………………………………………………….

7. He has been a university professor for ten years.

-> He became …………………………………………………….

8. I think we should put some garbage bins around the school yard.

-> I suggest ………………………………………………………..

9. They used to make the children study harder.

-> The children …………………………………………………….

10. We couldn’t go to the zoo because it rained heavily.

-> Because of ……………………………………………………..