Ex4 :

1. go - went - đi

2. work - worked - làm

3. repair - repaired - sửa chữa

4. swim - swam - bơi

5. run - ran - chạy

6. receive - received - thu thập

7. dislike - disliked - không thích

8. watch - watched - xem

9. show - showed - Biểu diễn

10. write - wrote - viết

11. buy - bought - mua

12. have - had - sở hữu

13. visit - visited - tham quan

14. send - sent - gửi

15. speak - spoke - nói

16. make - made - tạo ra,làm

17. invite - invited - mời

18. introduce - introduced - giới thiệu

19. drink - drank - uống

20. draw - drew - vẽ

21. play - played - chơi

22. learn - learnt - học

23. do - did - làm

24. compete - competed - cạnh tranh

25. sing - sang - hát

Ex5:

1. died

2. went

3. lived

4. sold

5. did you see

6. Did | come

7. didn't meet

8. was

9. studied

10. Did | sell

11. weren't

12. didn't do

Bài 1:

Went: đi

Worked: làm

Repaired: sửa

Swam: bơi

Runned: chạy

Recieved: nhận

Disliked: k thik

Sent: gửi

Spoke: hút thuốc

Made: làm

Invited: mời

Drank: uống

Drew: vẽ

Watched: xem

Showed: trình bày

Wrote: viết

Bought: mua

Had: có

Visited: thăm

Played: chơi

Learnt: học

Studied: học

Did: làm

Completed: hoàn thành

Sang: hát.

Bài 2:

1. died

2. went

3. lived

4. sold

5. Did you see

6. Did he come

7. do not meet

8. was

9.studied

10. Did...sold

11. were not

12. did not do