to have been doing 和 having been doing 有什么区别,重点是have 和having
来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/22 04:36:57
to have been doing 和 having been doing 有什么区别,重点是have 和having
说没有这两个语法现象的请绕道
说没有这两个语法现象的请绕道
前一个是即将做,还没做.而后一个是做过了的意思.这种语法现象适用于各种地方
再问: 那having been doing 和 having been done呢?有什么区别,有点搞混,求举个例子
再答: having been done 是现在完成时的被动语态,having been doing 是现在完成进行时,表示动作从过去发生并且持续到了现在。例子:I have been doing my homework since yesterday.
I have been asked many questions by my friends.
再问: 那having been doing 和 having been done呢?有什么区别,有点搞混,求举个例子
再答: having been done 是现在完成时的被动语态,having been doing 是现在完成进行时,表示动作从过去发生并且持续到了现在。例子:I have been doing my homework since yesterday.
I have been asked many questions by my friends.
to have been doing 和 having been doing 有什么区别,重点是have 和having
to having been doing 和having been doing 的区别
having been done have been done have been doing 区别?就是have 和h
have been done和have been doing 和having been done和having done
HAVING BEEN DONE和HAVE BEEN DONE有什么区别?
having being done 和have been done 有什么区别
to have done和having done,to do和doing用法有什么区别?记住是时态用法区别?
will have been doing和have been doing的区别
i have been to和i have been doing 和i have been.区别
have been done 与 having been done 与have been doing与having be
have been doing ,have done和have doing区别
doing的形式:doing,being done,having done,having been done有什么区别?