1. C

2. C

3. B

4. B

5. C

6. B

7. B

8. B

9. A

13. He bought for me a cap in the souvenir shop. 

                             A          B         C                D              

for -> bỏ

14. Binh receives a letter from his uncle yesterday.

                       A               B        C               D                 

receives -> received

15. Ann doesn’t go to the party yesterday because of the flu. 

                     A              B                                             C                D               

doesn't -> didn't 

What do you think of Ha Long bay?

Số thùng bà cần để đựng 14553l nước mắm là:

        14553 : 5 = 2910 (thùng) (dư 3l)

Số thùng ít nhất bà cần để đựng 14553l nước mắm là:

         2910 + 1 = 2911 (thùng)

                        Đ/S: 2911 thùng

2911 thùng

1. play computer games

2. sleep

3. some orange juice

4. His grandma

5. better