问个英语问题not being done和not been done的区别.
Being done和having been.done的区别?
being done having been done的区别
not having done 和 having not done 的区别
done 和being done的区别
should have done 和should not have done的区别
having being done 和have been done 有什么区别
having been done和done的区别
have not done 和 not have done 区别在哪?
should not have done 和 should not的区别
to be done、being done 和have been done 有什么区别啊~
doing的形式:doing,being done,having done,having been done有什么区别?
being done,have been done和having done怎么分辨