阅读对话，回答问题。 Sarah: Hello, Mrs. Li! Mrs. L

问题：

阅读对话，回答问题。

Sarah: Hello, Mrs. Li!

Mrs. Li: Hi, Sarah! What is everybody doing now?

Sarah: Amy is reading a book. Zhang Peng is cleaning the windows. Mike is writing a letter. Chen Jie is

          drawing a picture...

Mrs. Li: Cool! Everybody is busy.

1. Who is drawing a picture?

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2. What is Amy doing?

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3. Is Zhang Peng sweeping the floor?

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