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).