3. . Who was the book 　　　 ?

A. write　　　　　　　　 　　　　　　　 B. wrote　　　　 　　　　　　　　　　 C. written　　　　　　 　　　　 D. written by

2. I will go to the library with you if I　_______ have class this afternoon.

A. didn't　　　　 　　　　　　　　　　 B. don't　　　　 　　　　　　　 C. am not　　　　 　　　　　　　　　 D. won't

1. I'd 　　　　　 to come to see you at the barbecue.

A. hope　　　　　 　　　　　　 B. wish　　　　 　　　　　　　 C. want　　　　　 　　　　　　　　　　　　　 D. love

5] 注意人称、时态和数的变化。

e.g. ①　Bruce writes a letter every week. →

A letter is written by Bruce every week.

②　Li Lei mended the broken bike this morning.→

The broken bike was mended by Li Lei this morning.

③　 He has written two book so far.→

Two books have been written by him so far.

④　 They will plant ten trees tomorrow.→

Ten trees will be planted by them tomorrow.

⑤　 Lucy is writing a letter now.→

A letter is being written by Lucy now.

⑥　 You must lock the door when you leave.→

The door must be locked when you leave.

4] 将动词变为被动形式。

3] 把宾语用作被动语态中的主语；

2] 再找出谓语动词后的宾语；

1] 先找出谓语动词；