句型转换
1. Today is March 15. (对划线部分提问)
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2. Teachers’ Day on September 10. (对划线部分提问)
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3. Today is Christmas Day. (对划线部分提问)
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4. I went to bed late last night. (改为疑问句)
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5. Did you play the violin yesterday? (作肯定和否定回答)
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