问题描述: 1.He has already gone home 的否定句和一般疑问句 2.he ha been there teice 对teice提问 1个回答 分类:英语 2014-09-25 问题解答: 我来补答 否定句:He hasn't gone home yet.一般疑问句:Has he gone home yet?提问:How many times has he been there?楼上两位都用How often,此处不可能用How often ,它是问频率,多久一次.比如原题是twice a week,就可以用How often ,这里只有twice,所以用How many times . 展开全文阅读