have been=be
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have been=be
![have been=be](/uploads/image/z/4550410-10-0.jpg?t=have+been%3Dbe)
显然不对
have been现在完成时
be in 则表示不了完成的意义
have been现在完成时
be in 则表示不了完成的意义
have been=be
have/had + been/be?
Have been Be
will,will be,had been,have been
have been done;have been doing;have been n(如friends);have be
would have been would be 的区别
must have been done/must be done
to be killed&to have been killed
有没有be have been的说法?
Have been 和 Be 的分别
have been done 和 to be done
there be 和 there has/have been