根据所给单词，写出单词的正确形式。
1. Which of the two _____ (knife) would you like?
2. Our school is small but _____ (they) 
is large.
3. Do you live on the _____ (one) floor?
4. Most of the books in the library are very _____ (help) to us.
5. Are there any books on the _____ (teacher) desk?
6. Do you know all the _____ (win) names?
7. There aren't any _____ (tomato) on the table.
8. Please let Lucy and _____ (she) sing a song first.
9. Ann does not wear _____ (glass).
10. Daniel is very good at _____ (swim).
