will have been doing和have been doing的区别将来完成时和现在完成时。有点混了,最好举几个例子,
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have been doing,had been doing,will have been down是什么
Will have been doing 和 will be doing 的区别,要求详解.
have been doing sth
Mr.Page will have been teaching for a total of forth years.在这句话中,我想知道为什么要用will have been teaching(will have been doing)这个时态,而不是will have teached(have been done)
have been doing 神马意思?
what you have been doing
has been doing have been done区别
will have been doing和have been doing的区别将来完成时和现在完成时。有点混了,最好举几个例子,
have been doing ,have done和have doing区别
i has been doing 还是i have been doing
have been doing 为什么还有 have been deadj
have been do和have been doing的不同
who will have been to
what have they been doing 是什么时态
have been doing sth是什么时态?
have been doing 该怎么用
What have you been doing lately?
should have been doing表示什么情况?