has 或have been 怎么用?它跟过去完成时是一样的吗
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has 或have been 怎么用?它跟过去完成时是一样的吗
用have(has)been或have（has）gone填空
there have been 和there has been是怎么用的 是there have been+可数名词复数；there has been +可数名词单数或不可数名词吗如there have been many books about historythere has been life on earth for millions of years怎么感觉
have/has been 这东西到底怎么用,
用have (has)been 或have（has)gone填空A:Where______Li fei____?B:He______to Hainan Island.A:How long____he
He can't have been.He must have been.不是说单三用has吗?这里怎么用的have?
几个英语用法HAVE BEEN 和 HAS BEEN 有什么不同 WERE怎么用?
现在完成时改被动语态什么时候用has或have been done
have has had或 having +been 的区别和用法
英语Has been to 和Has been in 怎么用?
过去完成时用法Have/has gone tohave/has been tohave/has been in这几个怎么用和区分?或者举几个易懂和有代表性的例子.
一般过去时中,什么时候用has,什么时候用has/have been?
have been 和has和has 在什么时候用呀
反义疑问句 have怎么用到底用do或does还是用have 或has
用have(has)been或have(has)gone填空where Li Fei ?He to Hainan Island.How long he there?He there for three days.
have/has been to 和 have/has gone to 的区别.该怎么区分啊.
may have been怎么用
have,has,have been,has been在什么情况下用啊?