所给单词的适当形式填空。

1. He often goes______ (swim),but he's not agood_____ (swim).

2. Wang Junxia won the_____ (woman)5,000metre race at the Olympics

3. LiuXiang_____ (surprise) everyone at the 2004 Olympics in Athens.

4. Before the Olympics, her best time had been_____ (slow) than Miss Thompson's.

5. We were very_____ (excite)at that time.