I

1.C

2.A

3.A

4.C

II

1.c

2.a

3.b

4.d

5.b

6.a

7.c

8.a

9.a

10.b

III

1.was

2.was

3.were

4.were

5.didn't buy

6.ate

7.didn't talk

8.didn't come

9.visited

10.returned

IV

1.having

2.sun

3.white

4.eaten

5.go

V

1.It's in South Pacific.

2.Yes ,it is

3.Four millions populations

4.No, they don't

VI

1.He lives with his grandparents on Hoang Quoc Viet street.

2.The tallest person in my family is my brother.

3.He lives very far from his office.

4.Who did you play badminton with yesterday?

 1/  1c 2b 3a 4C

 2/ 1c  2c 3b 4d 5d 6a 7c 8a 9a 10a 

 3/  1,was    

      2,was 

      3,were

       4,were 

        5, was 

        6,was