III. Find a mistake in the four underlined parts A, B, C or D of each sentence and correct it.

(  Khoanh tròn lỗi sai và sửa  )

e.g : He and his friendsis playing football.

         A                 B       C                  D                            C => are

21. Last summer my parents buyed me a lot of different gifts.

                   A                            B             C                   D                 ...................................

22. There was many peoplestanding on the street.

                 A                    B           C    D                                            .......................................

23.   My favorite TV programmes is  cartoons and films

                A                         B           C                           D                  ......................................

24. Did your uncle took you to watch the football match last week?

A                       B                   C                        D                               ............................................

25. Whatare you going to invite to your birthday party?

          A     B                         C                             D                            ...........................................

Exercise 2. Complete the sentences with did, was, or were.

1. The 2012 Olympic Games __________ held in London.

2. – Who __________ the first man on the Moon? 
- Neil Armstrong.

3. - I __________ at the gym last Sunday, but I __________ not see you there.
- No, I__________ at my aunt’s house.

4. - __________ you climb Mount Fansipan when you __________ in Sapa?
- Yes, I __________. It __________ tiring, but very interesting.

5. But one student _________in trouble.

6. We _________ here last night.

7. She _________ a nice girl some years ago.

8. I _________Canberra last spring.

9.  We _________at school last Saturday.

10. Tina _________at home yesterday.

11. You _________very busy last Friday.

12. They _________in front of the supermarket some minutes ago.

13. I _________in the museum.

14. The teacher __________nice.

15. The students _________clever.

16. He _________happy.

17. Robert and Stan _________Garry’s friends.

18. She _________in South Africa last month.

19. Jessica and Kimberly _________late for school.

20. Jenny ____________ a good student when she studied at school five years ago.

tìm x biết : (x + 13) ⋮ (x+ 8)