3. It's raining (heavy) outside so you’d better not go out.

2. They (begin) to play chess half an hour ago.

I.根据句意及括号内所给单词的提示填空。

1. On that old table,there are two (alarm) .

根据括号内要求完成下列各题，每空—词(含缩略形式) 。

1.I was doing the housework at this time yesterday.(改为一般疑问句)

 doing the housework at this time yesterday?

4. Mr. Green enjoys (开玩笑) but his brother doesn’ t.

3. Who (敲打) the drum just now,Amy?

2. We were having a party from eight to nine last night. (改为一般疑问句并作肯定回答)

1. Helen was shopping at that time. (改为否定句)

4. —Why did the car hit the boy?

—Because the driver on the phone at that time.

   A. talk   B. is talking   C. was talking   D. have talked (2015天津)