根据句意和首字母提示，补全单词。
1. They are c__________ buying a new car.
2. I couldn't find a p place to sit on.
3. The flood in her hometown b out last year.
4. I know little about that. You can ask Maria because she knows the w .
5. Every student is s to keep the classroom clean.
6. Mozart (莫扎特) wrote a lot of c in his life.
7. Have you d up the plan yet?
8. M of foreigners come to visit China every year.
9. The writer is famous at home and a .
10. We have come to realize the i of learning English.