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studentscanfindeverythingtheyneedtolookupwhendoingresearchpaperorreadingforfun句子中的doing和reading是动名词还是分词?如果是分词,为什么要这么用?不能是doresearchorreadforfun
studentscanfindeverythingtheyneedtolookupwhendoingresearchpaperorreadingforfun
句子中的doing和reading是动名词还是分词?如果是分词,为什么要这么用?不能是doresearchorreadforfun
1回答
2020-11-0302:49