Ⅰ. 根据句意及首字母提示完成单词（5分）
1. There are seven days in a w__________.
2. —Where do you live?
—I live in a big h__________ in Beijing.
3. Lesson s__________ sat 8:00 in the morning.
4. —Can you come to have d__________ with us tonight?
—I’d love to.
5. I’m very busy. I have lots of w__________ to do.
