题目：
句型转换。
1. It's cloudy and windy. (对画线部分提问)
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2. Everyone is having a good time. (改为同义句)
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3. He is reading English now. (用often改写句子)
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4. Mike is reading. (用write改为选择疑问句)
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5. They are taking photos. (改为一般疑问句并作否定回答)
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答案：
1. How's the weather? / What's the weather like?
2. Everyone is enjoying himself.
3. He often reads English.
4. Is Mike reading or writing?
5. Are they taking photos? No, they aren't.
