选择下列问句的正确答语,将序号填入括号里。 |
1. What's he doing? |
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A. He is at home. B. He eats dinner. C. He is picking up leaves. |
2. Is she collecting leaves? |
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A. Yes, he is. B. No, she isn't. C. No, she doesn't. |
3. Is she writing a report? |
[ ] |
A. No, she isn't. She's writing a letter. B. Yes, I am. C. No, he isn't. |