Unit 2 突破·语法大冲关 同步讲解 【新教材】外研版（2019）选择性必修第二册

这是一份Unit 2 突破·语法大冲关 同步讲解 【新教材】外研版（2019）选择性必修第二册，
过去完成时的被动语态
[观察例句]
1．By nine 'clck last night，200 pictures had been sent frm the spaceship.
2．My hmewrk had been finished by 10：00 this mrning.
3．She tld me that the factry had been clsed dwn.
4．I was tld that the task had been finished befre I gt there.
[归纳用法]
一、构成形式
(1)过去完成时的被动语态的肯定式为：had ＋ been ＋ dne。
(2)过去完成时的被动语态的否定式为：had ＋ nt ＋ been ＋ dne。
(3)过去完成时的被动语态的一般疑问式需将had提到主语的前面。
(4)过去完成时的被动语态的特殊疑问式为：疑问词 ＋ had＋ been ＋ dne。
二、基本用法
过去完成时的被动语态常用于以下情况：
(1)表示过去某一时间以前已经完成的动作，常与by，befre等引导的时间状语连用。
The wrk had been finished by five 'clck yesterday afternn.
The classrm hadn't been cleaned befre the teacher came.
Hw many buildings had been destryed when the hurricane ended?
Had the new plan been discussed befre the meeting?
(2)用在 tld，said，knew，heard，thught等动词之后的宾语从句中。
He said the prductin csts had been reduced.
The by was reminded that his hmewrk had nt been handed in.
The media reprted mre than 1，000 peple had been killed in the earthquake.
[即学即练]
用所给词的适当形式填空
①He did what he had been tld(tell) t.
②The plice finally recvered the paintings that had been stlen(steal)．
③He asked if Mary had been sent(send) t hspital.
Ⅰ.单句语法填空
1．Her keys had been left(leave) in the ffice s Hellen had t wait until her husband came hme.
2．He wke up t find the wrk had been dne(d) vernight.
3．The task had been finished(finish) befre 12：00 yesterday.
4．He said that sme factries had been built(build) in the city.
5．I didn't knw that my watch had been mended(mend)．
Ⅱ.短文语法填空
I still remember last winter，when I wke up in the mrning，it 1.had stpped(stp) snwing.Lking utside f the windw，the snw n ur lawn 2.had been cleaned(clean) by my father.I clsed the bk that 3.had been brrwed(brrw) frm lcal library and went dwnstairs fr breakfast.Then my little brther came t tell me that all his hmewrk 4.had been finished(finish)．During the breakfast，ne f my best 5.friends(friend) came t visit my family.She went t Australia last year.Befre that she 6.had prepared(prepare) fr the examinatin f University f Sydney fr half a year.During her study，she 7.had learned(learn) the culture and prfessinal knwledge in her field.By the end f last fall a nvel abut Mari 8.had been finished(finish) by her.When she was in Australia，tgether with her friends and classmates，she 9.had planned(plan) t dnate sme mney fr the pr and the weak in China.S after her return，she went t Garze Tibetan Autnmus Prefecture t help the peple in need.In ttal，100 peple 10.had been helped(help) by her team by the end f last Octber.