成人高考专升本英语复习笔记：动词(5)
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(八)现在完成进行时$lesson$
现在完成进行时表示在现在以前这段时间里一直在进行的动作，该动作可能仍在进行，也可能已经停止了一会儿。
现在完成进行时的谓语形式：have / has been +现在分词。
We've just been talking about you.
I've been sitting here all afternoon.转自环 球 网 校edu24ol.com
How long has it been snowing?
I have been wanting to meet you for a long time.
Recently he has been doing his work quite regularly.
所有的动词都可以有现在完成进行时，但是有些动词用于现在完成进行时和现在完成时意义差别不大，有些则只能用于现在完成进行时中。
He's been shaving since last year. (不能用has shaved)
You've been saying that for two years. (不能用have said )
My father has been writing letters all this morning.(不能用has written)
I've been going to the same grocer's since we lived here. (不能用have gone)
How long have you been waiting for me? (可以用have waited)
My family has been living here for ten years.(可以用has lived)
有些动词不表延续不可以用在现在完成时，但所有动词都可以用在现在完成进行时。
1. "Who has been planning the dance?"
"Everyone in the club ________."
A. is B. are C. have D. has
答案 D
2. Though they _______ side by side for twenty years， the two neighbors are not very friendly.
A. having been lived B. had been living
C. have been living D. having been living转自环 球 网 校edu24ol.com
答案 C
3. "You haven't got the textbook for my chemistry course yet."
"I know， and we _______ to get it for the last five weeks."
A. have been trying B. had tried
C. will be trying D. will have been trying
for the last five weeks表示延续的时间状语
答案 A
(九)过去完成时
过去完成时表示在过去某个时间或动作以前已经发生的动作或情况，简单地说就是表示"过去的过去".
过去完成时的谓语形式：had +过去分词。
When we got to the theatre， the play had already started.
He suddenly remembered that he hadn't locked the door when he left.
By the end of that year we had trained more than 1，000 employees.
They had been married many years before a child was born to them.
No sooner had we left the school than it began to rain.(no sooner…than= as soon as 一……就……，no sooner开头的句子要倒装)
(十)过去完成进行时
表示动作在过去某一时间之前开始，一直延续到这一过去时间。这个时态必须以一过去的时间为前提。
过去完成进行时的谓语形式：had been+现在分词
I had been looking for it four days before I found it.
The telephone had been ringing for three minutes before it was answered.
It had been raining for two days. The fields were all under water.
At last we got the letter we had been expecting.
1. "How long had you been waiting before Mr. Winter finally arrived?"
"Well， he came at three o'clock， and I _______ the day before."
A. had waited after B. had been waiting since
C. was waiting from D. had been waiting for
等某人 wait for sb.
for接一段延续的时间，since接过去时间状语或过去时句子。
答案 B
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