八下一般现在时被动语态教学课件

1、Passive voice in the simple present tense,Introduction,The girl makes a dress for her doll.,The dress is made of silk.,Passive voice?,As we know,English has two voices:the active voice （主动语态）and the passive voice（被动语态）. If a verb is in the active voice, the subject is the person who performs the act

2、ion. The subject is the agent of the action（动作的执行者）. If a verb is in the passive voice, the subject is the person or thing affected by the action. The subject is the recipient of the action（动作的承受者）.,Passive voice,We call the garden the Slender West Lake.,The garden is called the Slender West lake.,A

3、ctive voice 主动语态,S,V,O,Passive voice 被动语态,S,V,When to use the passive voice,We use the passive voice when,it is obvious who performs the action.,English is spoken in Britain, America and some other countries.,The new type of washing machines is sold in this shop.,we do not know or do not need to kno

4、w who performs the action.,His computer is stolen.,Letters are collected at eight every morning.,the action is more important than the person who performs the action.,The lives of the patients with eye problems are improved.,They clean the river,People build many buildings in the city.,Many building

5、s are built in the city by people.,主动语态,被动语态,被动语态句子的谓语部分由助动词be +动词的过去分词 其中，助动词be来体现时态的变化。,am Subject + is + done are,The river,is cleaned,by them,People clean the roads every day. He often hits me on my head. We welcome more visitors to Yangzhou. Students do lots of homework .,Transform the followin

6、g into the passive,The roads are cleaned every day.,I am often hit on my head by him.,More visitors are welcomed to Yangzhou.,Lots of homework is done by students .,Describe the pictures with the passive voice,The river is polluted seriously.,Some trees are cut down.,A sports meeting is held in our

7、school every year.,The whale is killed for its fin.,Attention!,1,感官动词、使役动词等在主动语态中后接零动词不定式 变成被动语态时要加上“to”,see/hear/notice sb. do sth.,sb. be seen/heard/noticed to do sth.,let/make/have sb. do sth.,sb. be let/made/had to do sth.,The boss makes the workers work all day. I often hear her sing in the roo

8、m. We see some boys playing football .,The workers are made to work all day.,She is often heard to sing in the room .,Some boys are seen playing football .,2，双宾语结构变为被动语态的两种情况：,Attention!,例句：He teaches us English,常把间接宾语即（sb）变为主语,We are taught English by him.,若把直接宾语(即sth.)变为被动句的主语时， 常在保留宾语前加to或for。,En

9、glish is taught to us (by him).,Attention!,3，主动语态中“动词+介词”或“动词+副词”的短语动词 变为被动语态时，介词或副词不可拆开或漏掉。,They look after the girl well.,The girl is looked after well by them.,He often laughs at the poor boy.,The poor boy is often laughed at by him.,Attention!,4，请注意以下几种不用被动语态的情况：,不及物动词（vi）没有被动语态。如：happen,cost,di

10、e Start/begin,finish,rise,appear,drop etc. 联系动词（linking V）没有被动语态。（seem, look, become, get, grow, turn, remain, stay） 一些固定结构无被动。如： take place, set out, come true, break out, come down, belong to 有些动词既是及物又是不及物，当他们与well,badly, easily等副词连用时表示主语内在品质或性能，无被动。 如：The cloth washes easily. The pen writes smoot

11、hly. The new product sells well.,1.A traffic accident _(happen) yesterday. 2.My watch _ (break down) several times so far. 3.What time _ the meeting _(begin)? 4.It _ (cost) 100 Yuan. 5.Water the flower soon, or it _(die).,happened,has broken down,will,begin,costs,will die,Fill in the blanks with the

12、 proper forms of the given words,Translate the following sentences using the proper voice,1,许多人被邀请参加这次慈善活动。 2,需要更多的钱来支持这项工作。 3, 在贫困地区，每年很多学校被建起来。 4，电脑被年轻人广泛地使用。,Many people are invited to attend the charity.,More money is needed to support the work.,Many schools are built in poor areas every year.,Computers are widely used by young people.,5，有人帮助这些老人打扫房间。 6,每天早晨都能听得鸟儿的叫声。 7，每天有很多病人要动手术。 8，这款新手机很好销售。 9，这款新手机在这家店里有售。,The old are helped to cle