1.He has already gone home 的否定句和一般疑问句 2.he ha been there tei

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

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 .

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