1. visited

2. doing

3. has been

4. rained

5. calls

6. lived

cảm ơn 

1. A

2. D

3. A

4. D

5. D

6. D

7. A

8. B

7 D

8 C

7. D

8. C

9. A

1B

2C

3D

4D

B

C

D

D

6. We (just, meet ) have just met her on the bus.

7. Many years (pass) had passed before she (see) saw her son again last year.

8. She (be) has been ill since last week.

9. My father (read)  is reading a newspaper at present.

10. The boys (play) are playing soccer now.

nếu bạn tách ra thành 2 phần thì sẽ có người giúp bạn đấy

Đấy là hướng dẫn làm mà bạn? Câu hỏi đâu? :)

2. was -> were

3. works -> work

4. is -> are

5. lead -> leads

6. are -> is

7. were -> was

8. lives -> live

9. are -> is

10. is -> are

11. are -> is

12. has -> have

13. was -> were

14. has -> have

Cấu trúc: ĐT số ít + is/was, ĐT số nhiều + are/ were 

   a% mà a > 1 thì a đi với are, were

  A number of sth + is/was

 The number of sth + are/ were

1. is - are             2. was - were           3. works; attends - work; attend                     4. Đúng 

5. lead - leads            6. are - is                   7. Đúng                               8. lives - live

9. Đúng                    10. Đúng                11. are - is                           12. Đúng

13. was - were                        14. has - have