圈出下面句子中的错误,并把改正后正确的句子写出来:How do your sister help at home?
问题描述：
圈出下面句子中的错误,并把改正后正确的句子写出来:How do your sister help at home?
答
how does you sister help at home?your sister第三人称,注意动词do的变化