bài III

1 gives  2 cooking   3 will enjoy    4 is      5 smiles    6 visited

7 has'nt begun      8 has been      9  doing    10 will not visit to

bài IV

1  singing    2 bought    3 English    4 on   5 competition   6 there

bài V

1 a     2b    3a     4c      5c

*nếu cần giải thích thì ns mik nhé

cái chữ mà mik in nghiêng  là câu đó mik ko chắc cho lắm nhẻ!

III

1 gives

2 cooking

3 will enjoy

4 will be

5 smile

6 visited

7 hasn't begun

8 has been

9 doing

10 didn't visit

IV

1 singing

2 bought

3 English

4 on

5 competition

6 there

V

1 a

2 b

3 a

4 c

5 c