Question

求答案，英语

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Answer 1

参考答案如下：
(一)
1. He is using the computer to do his homework.
2. He isn't using the computer to do his homework.
3. Is he using the computer to do his homework? Yes, he is. / No, he isn't.
4. What is he doing?
(二)
1. Daming is lying in the sun.
2. Daming isn't lying in the sun.
3. Is Daming lying in the sun? Yes, he is. / No, he isn't.
4. What is Daming doing?
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