初中英语被动语态的总结

以上两例都是一般时态用be done的例子，be有人称、时、数变，第三人称foreign friends是复数，时态一般过去时，所以"be done"就是were given，而People regard him as brilliant一句，被动后的"be done"就变成单数第三人称is regarded的形式了。

被动：

This speech was delivered by comrade Wang. (was delivered即一般过去时的被动态)

这篇讲演是王的发言。

There was a serious train accident near the border. Two people were killed and twelve were injured.

边境发生非常严重列车事故，两人死亡，十二人受伤。

A person who is truly honest is called a straight arrow. 直言不讳的人才是真正诚实的人。

A note was passed up to the speaker. 有人给讲演者递上来一张纸条。

John was elected president of the class instead of Harry. 乔治被选为班长而代替了亨利。

Volcanoes are described as active, dormant or extinct. 火山被描述为活的，沉睡着的，或者死的。

The soldier was killed, but the train was saved. 这位战士牺牲了，然而列车得救了。

He was thought to be clever but dishonest. 他被认为很聪明但不诚实。（别人认为他很聪明但不诚实）

The first zoological garden in the United States was established in 1874. 美国的第一个动物园是1874年建立的。

Families were often broken up; wives were taken away from their husbands and children from their parents.

家庭被拆散，妻儿被夺走。

The information is urgently needed. 急需这个资料。

Most environmental problems exist because adequate measures for preventing them were not taken in the past. 多数环境污染问题的存在，是因为过去没有采取适当的保护措施。

完成时态have done，被动将been加中间。

(过去完成时had done也包括在内)。

例：１、主动：We have studied English for 3 years and on at the spare-time school.

被动：English has been studied for 3 years by us and on at the spare-time school. (have随新主语变为has)

我们已经在夜校里断断续续地学了三年英语了。

２、主动: They had produced 100 tractors by the end of last year.

被动: 100 tractors had been produced by the end of last year.

到去年年底我们已生产出一百台拖拉机。

３、主动：They have set up a power station in their home town.

被动：A power station has been set up in their home town.

他们的家乡建立了一座发电站。

４、主动：They have warned us to be careful of rats.

被动：We have been warned to be careful of rats by them.

他们已提醒我们要注意老鼠。

５、主动：People have piled plastic bags full of rubbish in streets.

被动: Plastic bags full of rubbish have been piled in streets.

人们把装满垃圾的塑料袋子堆放在街上。

６、主动：We have used nuclear energy to produce electricity.

被动：Nuclear energy has been used to produce electricity by us.

核能已被我们用来发电。

７、主动：No one has ever beaten him at tennis.

被动：He has never been beaten at tennis.

就网球来说还没有人是他的对手。

(No one涉及到全否定和部分否定问题，见否定一讲)

The person who owns the gun may try to deny that he has used it. But anyone seeing the smoke knows the gun has just been fired.

有枪的人会极力否认他开了枪。但是任何看到枪烟(枪冒的烟)的人都会知道刚才开了枪。

Today is Cilia's wedding day, she has just been married to Bob.

今天是西丽亚的新婚日，她刚刚和鲍勃结婚。

The subjects of these lectures have been announced by the lecture committee.

演讲委员会已宣布了这些讲演的题目。

过去完成时也是一样：

主动: Somebody had cleaned my shoes.

被动: My shoes had been cleaned by somebody.

有人已把我的鞋子擦了。

主动：When I returned I found that they had towed (toud) my car away, I asked why they had done this and they told me that it was because I had parked it under a "No Parking Sign".

被动：My car had been towed away. I asked why this had been done and told that ... it had been parked under a "No Parking Sign".

当我回来时，发现我的车被弄走了。我问他们为什么这么干。他们告诉我说因为我把车于停在"禁止停车"的禁区。

主动：They had build three ships by last December.