3. It's wet outside. It ________ have rained just now.

A. may B. might C. could D. must

2. Kate ________ your dictionary on your desk.

A. lies B. lay C. laid D. lied

1. When ________ the PRC ________?

A. was; found B. did; found C. was; founded D. did; founded

5. Keys are used for opening and locking doors. (改为同义句)

Keys are used ______ ______ and______ doors.

4. They make fridges in that factory. (改为被动语态)

______ ______ ______ in that factory.

3. Tea is grown in Southeast China. (改为主动语态)

People ______ ______ in Southeast China.

2. People use wool for keeping warm. (改为被动句)

______ ______ ______ for keeping warm.

1. Over nine hundred American soldiers have lost their lives in Iraq. (改为同义句)

______ ______ nine hundred American soldiers have lost their lives in Iraq.

陷入麻烦

一个15岁的美国男孩

付钱

要某人成功

放弃做某事

谈一些有趣的话题

军队学校

穿军服

在牛津学习

试用不同的方法做某事

10. It is a very high ______(荣誉) for a student.