I helped my mother clean the room yesterday.还是I helped my mother cleaned the room yesterday
I helped my mother clean the room yesterday.还是I helped my mother cleaned the room yesterday
helped后面的clean应该不用加ed了吧
helped后面的clean应该不用加ed了吧
英语人气：869 ℃时间：2019-08-18 16:00:07
优质解答
对,楼主对了,help sb.do sth.期中的do是动词原形
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