读一读下列对话，然后回答相关的问题

　　A：Come in, please, Nancy．

　　B：OK．Thank you, Yang Ling．Is this your family photo?

　　A：Yes, it is．

　　B：Is she your mother?

　　A：Yes, she is．

　　B：How pretty!What’s that on the computer?

　　A：It’s a clock．It’s a bear clock．

　　B：What’s the time now?

　　A：It’s five twenty．

　　B：Oh, it’s time to do homework．(做家庭作业)

　　A：OK．Let’s do it together(一起)．

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