Question

III. Choose the words or phrases that needs correction.

13.Hoa usually visits us in Sunday.

14. Nam must helps his mother do the housework.

15. Airmail is very expensive than surface mail.

Khoanh và giải thích nha. 

Answer 1

13 in => on

14 helps => help

15 vary => more

Answer 2

13.Hoa usually visits us in Sunday.

14. Nam must helps his mother do the housework. =>help

15. Airmail is very expensive than surface mail. => more

Khoanh và giải thích nha. 

Answer 3

III. Choose the words or phrases that needs correction.

13.Hoa usually visits us in Sunday.

                                    ngày là on

14. Nam must helps his mother do the housework.

                       hiện tại đơn

15. Airmail is very expensive than surface mail.

     mik chịu