Ⅰ. 根据句意及首字母提示完成单词（10分）
1. There are many stars in s______.
2. Can you s______ me your ticket?
3. How many s______ are there in a minute?
4. Dust f______in the air.
5. A hovercraft would have no w______.
Ⅱ. 用所给词的适当形式填空（10分）
1. Do you know the way ______ (succeed)?
2. Have you ever ______ (ride)a bike.
