having done 与doing 区别
having done 与doing 区别
having done与have doing的区别
having done 与doing
after doing 与after having done的区别?
regret doing与regret having done有什么区别呢?
doing的形式:doing,being done,having done,having been done有什么区别?
非谓语动词doing/having done/done区别
after having done与after doing 区别 新概念英语2第20课中
deny doing sth 与 deny having done sth 有什么区别? 后者表过去,前者呢?
having done ,和 doing
having done & doing
having done 、done、 being done、 having being done 的区别与详细用法