题目内容
【题目】Tim does his homework at home ( 改成否定句 )
【答案】Tim doesn't do his homework at home
【解析】一般现在时的句子,句中谓语是实意动词,肯定句变否定句,主语是第三人称单数,用助动词的否定形式doesn't,动词变回原形,Tim doesn't do his homework at home.蒂姆没有在家里做作业。所以答案是Tim doesn't do his homework at home.
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