题目内容：

B. 根据句意，用括号内所给单词的适当形式填空。

1.Be friendly and you will make more friends and fewer ________ (enemy).

2.It’s very important to teach young children about road ________ (safe).

3.Bill Gates is one of the ________ (wealthy) man in the world.

4.The ________ (miss) boy hasn’t been found yet.

5.In 1989, Audrey made her final ______ (appear) in films.