题目内容：

 

1.The cause of the accident is that the driver wasn't ______  ______(足够小心).

2.Mr. Steen is going to ______ ______ ______(理发) this afternoon.

3.Sandy had fun there and ______ ______ ______ ______(拍了许多照片).

4.A foreign teacher will teach us next term. We ______ ______ ______(对……很兴奋) the news.

5.—May I use your phone, Sara?

—______ ______(不行)! Last time you talked to your friend for two hours!

6.—Can you finish so much work by tomorrow?

—Of course. If necessary, I'll ______ ______ ______(在夜间工作).