用括号中所给词的适当形式填空。
1. What's the time, please? Let _____ see. It's two thirty. (I)
2. Are these Lily''s shoes? Yes, they are _____. (she)
3. Is this _____ watch? (you) No, it's not _____. (I) It's _____. (Jim)
4. What colour are your _____ (shoe)? They are black.
5. What are those? They are _____ (bus). They are new _____ (one).
6. _____ is this car? (who) It's _____ (Mr. Green).