题目内容

听下面一段对话,回答4,5题。
1. Whose backpack is this?                       
A. The backpack is Jane's.             
B. The backpack is Tom's.              
C.The backpack is Lucy.  
2. What is Tom doing now?
A. He is cleaning the classroom.
B. He is writing a letter.
C. He is doing homework.
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