49. They often went to school by bike when they were young.

A. They used go to school by bike when they were young.

B. They used to going to school by bike when they were young.

C. They used to go to school by bike when they were young.

D. They used to went to school by bike when they were young.

50. She has taught her children to play piano for 4 years.

A. She started teaching her children to play piano 4 years ago.

B. She started to teaching her children to play piano 4 years ago.

C. She started teaching her children to play piano for 4 years ago.

D. She started teaching her children to play piano since 4 years.

giải dùm phần Speaking

PART 1: Interview

1. How far is it from your house to school?

2. How long does it take you to go to school by bike?

3. Who do you usually go to school with?

4. How do you go to school every day ?

5. When you are a road user, what should you NOT do?

6. Do you like watching films?

7. What is the best film you’ve seen recently?

8. How often do you watch films on TV?

9. What kinds/types of film do you enjoy watching?

10. Can you tell some types of film you know?

(page 17 textbook)

11. Do you enjoy action film/ horror film?

12. Have you ever seen any cartoons? Which cartoons? Who is your favourite character?

13. Who is your favourite actor? Actress?

14. How do you feel after you watch a horor film?

15. Can you tell some festivals around the world?

16. What are the main sources of energy in Viet Nam?

17. What type of energy sources will be used in the future?

18. What should we do to save energy?

(page 43, 45, 47 textbook)

19. Can you tell types of energy sources?

20. Activity 4- page 44 textbook

21. What means of transport would you like most? Why?

22. What means of transport do you think will be used in the future?

23. What problems do you think future transport will have?

24. Do you think your area will be overcrowded one day? What will happen then?