Ⅰ. 根据句意及首字母或汉语提示完成单词（5分）
1. He f________ in love with story books when he was seven.
2. The earth is smaller than the sun, but bigger than the m________.
3. My parents are very busy, so I always stay at home a________.
4. In the future, more people will take a vacation in ________ (太空).
5. Linda won’t watch TV. She will ________ (或许) read a book.
