Question

Chỉ giúp em bài này

Answer 1

1 came

2 was watching

3 wanted

4 was

5 needed

6 studied

7 was explaining

8 took

9 was saying 

10 understood

11 finished

Answer 2

1. came

2. was watching

3. wanted

4. was

5. needed

6. studied

7. was explaining

8. was taking

9. said

10. understood

11. finished

Answer 3

1. came

2. was watching

3. wanted

4. was

5. needed

6. studied

7. was explaining

8. took

9. was saying

10. understood

11. finished