chuyển câu chủ động sang câu bị động 1.   The mailman had already delivered the mail …………………………………………… 2.   He used to borrow my pen …………………………………………… 3.   He had to create many new things . …………………………………………… 4.   You needn't do all the homework …………………………………………… 5.   You ought to tell him early …………………………………………… 6.   They don't use the room very often …………………………………………… 7.   They must widen the road to school this year …………………………………………… 8.   Have you done your homework? …………………………………………… 9.   Did you finish your work early? ………………………………………… 10.         She has to pick fruit very early in the morning. …………………………………………

Các phương pháp chuyển cấu chủ động sang cấu bị động có thể áp dụng cho các câu hỏi trên như sau:

1. The mail had already been delivered by the mailman.
2. My pen used to be borrowed by him.
3. Many new things had to be created by him.
4. All the homework needn't be done by you.
5. He ought to be told early by you.
6. The room isn't used very often by them.
7. The road to school must be widened this year by them.
8. Has your homework been done by you?
9. Was your work finished early by you?
10. Fruit has to be picked very early in the morning by her.

Câu trả lời (phương pháp 1):
1. The mail had already been delivered by the mailman.
2. My pen used to be borrowed by him.
3. Many new things had to be created by him.
4. All the homework needn't be done by you.
5. He ought to be told early by you.
6. The room isn't used very often by them.
7. The road to school must be widened this year by them.
8. Has your homework been done by you?
9. Was your work finished early by you?
10. Fruit has to be picked very early in the morning by her.

All the homework needn't be done by you.

Many new things had to be created by him.

My pen used to be borrowed by him.

The mail had already been delivered by the mailman.