阅读对话，回答问题。Teacher: Where is Zhang Peng?
Wu: He is in the woods.
Teacher: Is he taking pictures?
Wu: No, he isn't. He is playing cards.
Teacher: Is John playing cards?
Wu: Yes, he is. They are playing together.
1. What's Zhang Peng doing?
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2. What's John doing?
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3. Where are they?
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4. Are they playing together?
____________________________________________________________1. He is playing cards.
2. He is playing cards.
3. They are in the woods.
4. Yes, they are.
答案不唯一