1. 用方框中所给的单词填空，每词限用一次。

room, hat, parents', desk, their

1. （1） Linda, this is my room.
3. （2） Put on(戴上) your . It's cold(冷的).
5. （3） My schoolbag is in my . 
7. （4） Jack and Tom are in Class 5. Ms. Miller is English teacher. 
9. （5） Mike and Lily are in the next .