题目内容
【题目】She ________ her mother with the housework the whole afternoon last Sunday.
A. were helping B. helps C. was helping D. is helping
【答案】C
【解析】句意:上个星期天整个下午她一直在帮妈妈做家务。根据the whole afternoon last Sunday.可知用过去进行时态,根据主语she单三,所以用was;故选C
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