根据汉语提示填写单词。

1. All the _________(跑步者) got ready to run.

2. The teacher stood at the _________(起跑线) line.

3. The boat is __________(不见了), where is it?

4. Which sports were you _________(参加) that day?

5. Which is _________(难), English or Chinese?

6. Lucy did _________(坏) than Lily in Chinese.

7. To our _________(惊奇), the old man's hair turned black the next day.

8. If you have a lot of _________(钱), what will you do?

9. Here is _________(另一张) picture of mine.

10. He _________(听见) someone playing the piano last night.