TENSE 主动语态被动语态一般现在时be\do\does am\is\are+done一般将来时will+do will be +done现在进行时am\is\are+doing am\is\are+being+done一般过去时①was\were ②did was\were+done现在完成时have\has+done have\has+been+done过去完成时had+done had+been+done过去进行时was\were+doing was\were+being+done情态动词情态动词+do情态动词+be+done一般现、过用be done, be有人称、时、数变例：１、主动：The children gave the foreign guests a warm welcome.被动：The foreign guests were given a warm welcome by the children.孩子们热烈地欢迎外宾。
２、主动：People regard him as brilliant.被动：He is regarded as brilliant by people.人们认为他很有才华。
1、边境发生严重列车事故，二人死亡，十二人受伤。
There was a serious train accident near the border. Two people were killed and twelve were injured.2、直言不讳的人才是真正诚实的人。
A person who is truly honest is called a straight arrow.3、有人给讲演者递上来一张纸条。
A note was passed up to the speaker.4、 John被选为班长而代替了亨利。
John was elected president of the class instead of Harry.5、这位战士牺牲了，然而列车得救了。
The soldier was killed, but the train was saved.6、他被认为很聪明但不诚实。
He was thought to be clever but dishonest.7、美国的第一个动物园是1874年建立的。
The first zoological garden in the United States was established in 1874.8、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。
Most environmental problems exist because adequate measures for preventing them were not taken in the past.完成时态have/had done，被动将been加中间。
例：1、我们已经在夜校里断断续续地学了三年英语了。
主动：We have studied English for 3 years off and on at the spare-time school.被动：English has been studied for 3 years off and on at the spare-time school.(have随新主语变为has)2、到去年年底我们已生产出一百台拖拉机。
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.3、到去年年底他们已建造了三艘船。
主动：They had build three ships by last December.被动： By last December three ships had been built by them.4、人们把装满垃圾的塑料袋子堆放在街上。
主动：People have piled plastic bags full of rubbish in streets.被动: Plastic bags full of rubbish have been piled in streets.5、他们已提醒我们要注意老鼠。
主动：They have warned us to be careful of rats.被动：We have been warned to be careful of rats.练习：1、今天是Judy的新婚日，她刚刚和鲍勃结婚。
Today is Judy's wedding, she has just been married to Danel.2、演讲委员会已宣布了这些讲演的题目。
The subjects of these lectures have been announced by the lecture committee.3、当我回来时，发现我的车被弄走了。
我问他们为啥这么于。
他们告诉我说因为我把车于停在"禁止停车"的禁区。
My car had been towed away when I came back.一般将来shall (will) do，被动变do为be done即由shall do或will do变为shall done或will be done。
例：1、过年我市将建立几座大型现代化的发电厂。
主动: We shall build several big modern power plants in our city next year. 被动：Several big modern power plants will be built in our city next year. (shall do中的shall要随新主语变为will, do为be done.)2、过年九月我将送我次子去读书。
王动：I shall send my second boy to school next September.被动：My second boy will be sent to school next September.3、他们将问你许多怪题。
主动：They will ask you a lot of strange questions.被动: You will be asked a lot of strange questions.被动句中的by引出的宾语，一般说来，如果是人称代词你、我、他等，均可省略，someone no one不由by来引出。
如果是名词不能省略，但当今英语也都可省略了。
1、中国人民在将来将进行更多的空间探索。
主动：The Chinese people will make more space explorations in the future. 被动：More space explorations will be made in the future by the Chinese people.2、通常是昼夜供电，明天白天将停电。
Usually, the electricity is on for 24 hours. But tomorrow it will be cut off in the day time.3、电池使用一段时间后，应该更换。
After a period of use, the batteries should be changed.4、这机器不能再用了。
The machine will not be used again。
将来进行无被动：shall（will）be doing现在完成进行同：have（has）been doing即将来进行时表示动作在将来某一时刻或某个阶段正在进行；现在完成进行时表示某一行为发生在过去，延续到现在，将续续下去，两种时态不能用被动语态。
1、今晚你将做什么?（将来进行时)What will you be doing this evening?2、 1980年以来，我一直住在鞍山。
(现在完成进行时)I have been living in Anshan Since 1980．3、你学英语多久了?(现在完成进行时)How long have you been studying English?4、由于大雾，我们已经在机场等了一整天了。
(现在完成进行时)We have been waiting at the airport all day because of the thick fog.【现、过进行be doing，被动be加being done】即现在进行时或过去进行时都是be的人称、时和数的形式加doing。
而被动态则是be加上being done的形式，being是不变的。
现在进行时和过去进行时的被动态是被动态个的重点，容易搞错。
例如：1、工人们正在维修东北工学院主楼。
主动：The workers are repairing the main building of the Northeast Engineering Institute.被动：The main building of the Northeast Engineering Institute is being repaired by the workers.2、委员会的委员们正在考虑那个棘手的问题.The nasty question is being considered by the committee members.3、他们在计划修建另一座跨线桥。
The building of another fly-over is being planned.【情、助、有、是妥安排，一律随新主语变。
】带情态动词和助动词等的被动态如何处理比较复杂。
要随新的主语来变化，这些词如can, could；will, would; shall, should; may, might; must; ought to; need需要；have to不得不；be going to; to be to; used to; seem to; happen to等。
例如：1、我们必须把这个记在心里。
主动: We must keep this in mind.被动：This must be kept in mind.2、我们可以把电冰箱放在那个地方。
主动：We can put the refrigerator in that place. (refrigerator=freezer.) 被动：The refrigerator can be put in that place.3、我们不能再用那台洗衣机了。