1、Unit 6 When was it invented?Section A Grammar Focus 4c九年级全一册 人教版Learning GoalsWarming UpGrammarSummaryExercises1 12345通过本课的学习，学生能够：掌握包含一般过去时的各种时态的被动语态的构成，主被动语态转化更多的情况。能用被动语态描述生活中的一些事情Learning GoalsWarming UpLets pay attention to the first sentence of this song:Lets enjoy a song first.字面：隐含：Im just a
2、 little bit caught in the middle.我有点被抓在中间了。我有一点左右为难。be caught 被抓“被动语态”John BairdJohn Baird invented TV in1926.TV_ by John Baird in1926.was invented Karl BenzKarl Benz invented car in 1885.The car_ by Karl Benz in1885.was invented Alexander BellAlexander Bell invented the telephone in 1876.The teleph
3、one was invented by Alexander Bell in 1876.Presentation看书上表格例句，写出其主动语态列出表格并思考下列问题：两栏谓语部分的结构有什么不同？两栏句子主语又有什么变化？Active VoicePassive VoiceWhitcomb Judson invented the zipper in1893.The zipper was invented by Whitcomb Judson in 1893.People brought tea to Korea during the 6th and 7th centuries Tea was br
4、ought to Korea during the 6th and 7th centuries.We used the used hot icecream scoop for serving really cold icecream.The hot icecream scoop was used for serving really cold icecream.一般过去时被动语态一般过去时被动语态的结构为“主语+was/were+及物动词的过去分词(+by+动作的执行者).”。如：Trees were planted last spring.去年春天种了树。1.肯定句：主语+was/were+
5、及物动词的过去分词+其他.2.否定句:3.一般疑问句：主语+was/were not+及物动词的过去分词+其他.Was/Were+主语+及物动词的过去分词+其他?1.有些短语动词相当于及物动词，变为被动句时介词或副词不能去掉。主动语态变被动语态应注意的问题e.g.They put off the sports meeting because of the weather.The sports meeting was put off because of the weather.2.主动句中感官动词see/hear/watch/feel等和使役动词make/let/have等后跟省略to的动词不
6、定式，变为被动语态时应加上不定式标志to。e.g.I saw a tall man play basketball there.A tall man was seen to play basketball there.3.含有双宾语的主动句变为被动句时，通常把指“人”的间接宾语变为主语，指“物”的直接宾语保留不变；如果把指“物”的直接宾语变为主语，则在间接语前加to或for。e.g.My father gave me an edictionary yesterday.I was given an edictionary yesterday.An edictionary was given to
7、 me yesterday.4.系动词、不及物动词或某些短语动词（happen,take place,come true,fall asleep）没有被动语态。时态 谓语动词形式 一般现在时am/is/are+done一般过去时was/were+done一般将来时现在进行时过去进行时现在完成时过去完成时过去将来时will be done/be(am,is,are)going to+be doneam/is/are+being donewas/were+donehave/has+been donehad+been doneWould be done/be(was,were)going to+be
8、 done将下列句子变为被动语态。1.He chose six story books the other day.Six story books _ _ by him the other day.2.Uncle Lee gave Jack a large cake for he painted the wall wonderfully.Jack _ _ a large cake for he painted the wall wonderfully.3.A mouse ate half of the cake last night.Half of the cake _ _ by a mous
9、e last night.was givenwere chosenwas eatenPractice将下列句子变为主动语态。1.Were these machines invented by Edison?_ Edison _ these machines?2.The post card was sent to Linda by Paul.Paul _ the post card _ Linda.3.America was discovered by Columbus.Columbus _ America.sent todiscoveredDid invent4a.Rewrite the se
10、ntences using the passive voice.1.They sold the fridge at a low price.The fridge was sold at a low price.2.Somebody stole my camera from my hotel room._3.Where did you take these photos?_My camera was stolen from my hotel room by somebody.Where were these photos taken by you?n./frd/冰箱4.Our parents a
11、dvised us not to go out alone._5.Different writers translated the book into different languages._We were advised not to go out alone by our parents.The book was translated into different languages by different writers.advise sb.(not)to do sth.建议某人（不要）做某事translate.into.把翻译成4b.Complete the sentences w
12、ith the correct forms of the verbs in the box.eat lock like ring invite break tell bring1.You _ to the party last night,werent you?Why didnt you go?2.The earthquake happened all of a sudden，but luckily the villagers _ to a safe place.3.The door _ when we arrived，so we _ the bell.were invited were br
13、ought rang was locked v.锁上，锁住 n.锁v.发出钟声或铃声，打电话（rangrung）n.地震突然n.钟声；铃声4.The students _ not to eat or drink in class,but Ruby _the rule when she started eating a biscuit in science class.5.The cookies _ by the hungry kids in less than 20 minutes，and they really _ them.eat lock like ring invite break t
14、ell bringwere told were eaten liked broken.饼干n.曲奇饼4c.Decide whether active or passive forms should be used in these sentences.Write the correct forms in the blanks.The telephone _(invent)by Alexander Graham Bell.He _(born)in 1847.Mr.Bell _(work)on the invention of the telephone with Thomas Watson.In
15、 1875，Mr.Bell _(learn)how to send musical notes through an instrument similar to a telephone.Finally，the telephone _(invent)in 1876.The first sentence that _(say)on the telephone by Mr.Bell was“Mr.Watson，come here；I want to see you.”Today the telephone _(use)around the world.was invented was born wo
16、rked learned/learnt was invented was said is used Describe an invention using passive voice as much as possible.You can refer to the mind map below.howwhenwhowhatInventionInventionProductionExercises完成句子。Leaflets _.(hand out/to people in the street/volunteers).Warm clothes _.(collect/for poor people
17、)were sent to children in poor areas by the Class 1,Grade 8 studentswere collected for poor peopleA charity show_.(hold/the Students Union)was held by the students Union2.Amy and Daniel are talking about charities.Complete their conversation with the words in brackets using the passive voice.Amy:Im
18、reading a book about Oxfam.Daniel:Really?Please tell me about it.Amy:OK.Oxfam(1)_(set up)in the UK in 1942,and the first Oxfam shop(2)_(open)in 1948.Now it hasabout 15,000 shops all over the world.A lot of things(3)_(sell)in Oxfam shops,including books.The money(4)_(use)by Oxfam to help poor people.
19、was set upwas opened are soldis usedDaniel:Thats good.There are also some charity projects in China.One of them(5)_(call)Project Hope.It(6)_(start)in 1989.With its help,millions of poor children all over the country(7)_(give)basic education.Amy:Yes.Many schools(8)_(build)in poor areas each year.is calledwas startedwere givenare built构成一般过去式被动语态主被动转换主语+was/were+及物动词的过去分词(+by+动作的执行者)动词短语中的介词、副词感官动词、使役动词双宾语Summary
