填入合适的be动词。
1. You ___________ the first.
2. How old ___________ you?
3. I ___________ eight years old.
4. Danny ___________ taller and Kim ___________ shorter.
5. How tall ___________ Kim and Danny?
6. What colour ___________ your marker?
7. When ___________ your birthday?
8. What colour ___________ your socks?
9. There ___________ seven days in a week.
10. December ___________ the last month of the year.
