11.15过往完成时-动词的时态
11.15过往完成时
1）不雅观点：默示过往的过往
----|----------|--------|----"其组成是had +过往分词组成。
那时已往那时现在
2）用法
a.在told, said, knew, heard, thought等动词后的宾语从句。例如：
She said（that）she had never been to Paris.她通知我她曾往过巴黎。
b.状语从句
在过往不适时候发作的两个举措中，发作在先，用过往完成时；发作在后，用普经由历程往时。例如：
When the police arrived, the thieves had run
away.IT到达时，小偷们早就跑了。
c.表默示向的动词，如hope, wish, expect, think, intend,
mean, suppose等，用过往完成时默示"正本…，未能…"。例如：
We had hoped that you would come, but you
didn't.那时我们希看你能来，可是你没有来。
3）过往完成时的时候状语before, by, until , when, after, once, as
soon as。例如：
He said that he had learned some
English before.他说过他已往学过一些英语。
By the time he was twelve, Edison
had began to make a living by himself.到了十二岁那年，爱迪生开始自己谋生。
Tom was disappointed that most of
the guests had left when he arrived at the party.
汤姆失落看了，因为他到达晚会时，年夜部分主人已经走了。
典范例题
The students ___ busily when Miss Brown went to
get a book she ___ in the office.
A. had written, leftB，were writing, has left C. had
written, had leftD. were writing, had left
谜底D. "把书忘在办公室"发作在"往取书"这一过往的举措之前，因此"忘了书"这一举措发作在过往的过往，用过往完成时。句中when默示的是时候的一点，默示在"同学们正忙于……"这一背景下，when所指导的举措发作。因此前一句使用过往举行时。
留意： had hardly… when还没等……就……。例如：
I had hardly opened the door when I he hit me.我刚掀开门，他就打了我。
had no sooner…than刚……就……。例如：
He had no
sooner bought the car than he sold it.他刚买了这辆车，转眼又卖了。

关键字：模样形状动词 完成时 模样形状动词的完成时 动词时态 动词的时态和语态 动词的时态