根据要求改写句子
【小题1】He goes to school on foot.(写出同义句)
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【小题2】We are singing and dancing in the hall.(改为否定句)
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【小题3】Danny likes the white coat.(对划线部分提问)
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【小题4】There are some students outside.(改为否定句)
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【小题5】I visit my grandparents twice a month.(对划线部分提问)
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