用所给词的适当形式填空。
1. Do you know the _________ (long) of the Great Wall?
2. My _________ (idea) school is like a park.
3. My _________ (hobby) are traveling and collecting stamps.
4. Some students don't understand the _________ (important) of studying.
5. Do you often have assembly at the _________ (begin) of a term?
6. Linda is good at climbing and she is a good __________ (climb).
7. We all know that Shanghai is one of the biggest _________ (city) in China.
8. They are the _________ (win) of the football final.
9. You should drive your car _________ (slow) in the city center.
10. — Happy _________ (birth) to you!
—Thank you.