扫描二维码，直接登录
题库 / Prep2008E2-SC-224
Fossils of a whale that beached on an African shore more than a million years ago and was subsequently butchered by hominids have been recovered by paleontologists.
that beached on an African shore more than a million years ago and was subsequently butchered by hominids have
that beached on an African shore more than a million years ago and then was subsequently butchered by hominids has
that beached on an African shore more than a million years ago, which was subsequently butchered by hominids, has
having been beached on an African shore more than a million years ago and subsequently butchered by hominids, have
having beached on an African shore more than a million years ago and then subsequently were butchered by hominids have
请看讲解视频
having done可以用非限定，一般用于S, having done, VO结构没有歧义，这时候having done修饰S主语，而不是后面的动作。
Having done用于限定定语通常产生错误：
1、时态问题，done就done了，是一个已经完成的statement，不应该用having的进行完成时来表示状态，正在完成中是很奇怪的状态
2、简洁性：having done都可以用who has/have done来代替，所以having done不是一个好的结构
登录 或 注册 后可以参加讨论