题目内容：

阅读短文，从方框中选择适当的动词，并用其适当形式填空。有的需要加助动词或不定式符号 (每词限用一次)。

be        clean       buy      take      wear

A friend told me a story about an earring. One day, she 1. her children to a nearby park to play games. After she went home, she noticed that one of her earrings was lost. The earring had a special meaning to her. It 2.for her by her sister, who lived very far away from her. And she 3.it for a long time. So she decided to find it. The next morning, she went to the park. It had rained heavily. After searching for a whole morning, she wanted to give up. While she (4. off the mud of her shoes, she suddenly found something. It was her missing earring.

Anything 5. possible if we pay attention to and catch every possibility in our life.