6. It is his daily o________ and experience of the neighborhood’s problems that gives his songs their power.

5. The two boys were brought up in war c________ by their grandma after their parents died.

4. The actor was dressed in funny clothes, much to the ________ (娱乐) of the audience.

3. C________ between people who speak different languages is difficult.

2. We must take the weather into c________ first when climbing mountains.

五、根据中文或首字母提示，填写所缺单词的适当形式。

1. After working hard for twenty years, he gained a great scientific a________.

5. 我不在时你接着干。

　________　 __________ with your work while I am away.

4.　　　 我突然想到危险就在我们前面

_____ ____ _____ _______ there is danger in front of us.

3.　　　 这种书专为小孩写。

This kind of books________　 _________ ________ __________.