新概念英语第二册第21课课件(42张).ppt

1、 Lesson 21Mad or not?Free talkWhere do you live?What can you hear near the airport?_ can be heard near the airport.NoiseWho/What wakes you up every day?Every day you are woken up by _.the passing planesWho will repair my watch?My watch _by the old man.will be repairedWho must test it for me?My new c

2、ar _by this man.must be testedWho has stolen my bag?My bag _ by the thief.has been stolenWho may have stolen my bag?My bag _ by the dog.Because he often does this.may have been stolenAeroplanes are slowly driving me mad.I live nearan airport and passing planes _(canhear)night and day.The airport _(b

3、uild)years ago,but for some reason it _(can not use)then.Last year,however,it came intouse.Over a hundred people _(must drive)away from their homes by the noise.Iam one of the few people left.Sometimes I thinkthis house _(will knock)down by apassing plane.I _(have offered)alarge sum of money to go a

4、way,but I am determinedto stay here.Everybody says I must be mad and theyare probably right.Aeroplanes are slowly driving me mad.I live near an airport and passing planes can be heard night and day.Aeroplanes and passing live slowlyThe airport was built years ago,but for some reason it could not be

5、used then.Last year,however,it came into use.built use last not butOver a hundred people must have been driven away from their homes by the noise.I am one of the few people left.Sometimes I think this house will be knocked down by a passing plane.over by must fewsometimes byI have been offered a lar

6、ge sum of money to go away,but I am determined to stay here.Everybody says I must be mad and they are probably right.butoffered toeverybody andNew words and expressions生词和短语mad adj 发疯的mad adj 发疯的1.sb.is mad 2.“为而疯狂（着迷）”的表示方法：be mad about Im mad about English.be crazy aboutgo insane （insane adj.患精神病的

7、，精神病患者的，极愚蠢的）go bananas （go+adj.变得)They are going bananas.=going crazy=going mad(变疯了)I slowly go insane/go crazy/go mad/go bananas.3.be mad at sb 生某人的气reason n.原因for this reason 由于这个原因For this reason,I was late.由于这个原因，我迟到了。For what reason?是为了什麽原因？bring sb.to reason 使某人讲理sum n.量a large sum of:大量的，喜欢跟

8、钱连用一大笔钱a large sum of moneysum n.量 plenty of，a lot of，lots of，a quantity of，quantities of，a supply of,supplies of,a mass of,masses of可与可数名词和不可数名词连用 a number of，a variety of,varieties of,a good/great many,a great number of 后接可数名词复数 a good/great many of 后面的名词复数前要有the/these/those/ones a great amount of

9、，amounts of，a great/good deal of 后接不可数名词 a(large)sum of 修饰货币determined adj 坚定的，下决心的坚定的，下决心的be determined to do sth.下决心做某事下决心做某事 表示下决心做某事，句型知多少？表示下决心做某事，句型知多少？make up ones mind to do sthdecide to do sthmake a decision to do sth课文讲解课文讲解Mad or not?1、Mad or not?=mad or not mad?表示表示“是还不是是还不是”，选择概念，选择概念2、

10、Aeroplanes are slowly driving me mad.1).aeroplane=airplane 飞机飞机 2).drive sb mad 把某人逼疯把某人逼疯 e.g.You are driving me mad.e.g.The teacher is slowly driving me mad.drive drove driven 开车开车drive into 赶进赶进drive back 撵回撵回drive out of 把把赶出去赶出去 3、I live near an airport and passing planes can be heard night and

11、 day.night and day 日日夜夜，夜以继日 passing planes 过往飞机（passing是现在分词，作定语，起形容词作用，修饰planes，“经过的(路过)，过往的”）He forgot the man with passing time.随着时间的消逝，他忘掉了那个人。sleeping baby 正在睡觉的小孩 waiting car 正在等待的车4、The airport was built years ago,but for some reason it could not be used then.1)years前面不加确定的数词时，一般表示“许多年”years

12、 ago=many years ago，weeks等的用法与它相似 I have not seen him for weeks.2)for some reason由于某个理由 some+可数名词单数：某一可数名词单数：某一 some book some+可数名词复数：一些可数名词复数：一些 some books some+不可数名词：一些不可数名词：一些 some water Ill tell you some day.5.Last year,however,it came into use.Over a hundred people must have been driven away fr

13、om their homes by the noise.1)come into use:投入使用投入使用 e.g.They put this method into use.e.g.This method comes into use.e.g.This method is put into use.2)over=more than3)away from 离开离开4)Home,family与与 house 的区别的区别home:家家,强调有感情强调有感情;house仅仅指房子仅仅指房子;family:家人家人 home=family+house6.I am one of the few peop

14、le left.Sometimes I think this house will be knocked down by a passing plane.I have been offered a large sum of money to go away,but I am determined to stay here.1).one of 的用法（的用法（3点）点）+名词复数名词复数+谓语动词的单数谓语动词的单数+形容词的最高形容词的最高2）left表示被留下来的，表示被留下来的，leave过去分词过去分词,left作定语后置作定语后置 left 剩下的剩下的东西，相当于东西，相当于“Who

15、 are left(by the others)其他人走了留下他们其他人走了留下他们”I have a bag left.There is ten cents left in my pocket.（cent sent n.(货币单位货币单位)分分,分币）分币）3）knock down 拆散，撞倒拆散，撞倒 offer v.提供双宾语的被动语态中，主语有两种可能;以sb.做主语或以 sth.做主语give sb.sth.被动sb.be given sth.give sth.to sb.被动 sth.be given to sb.双宾语在变被动时用离动词最近的宾语做主语原文句型结构 sb.be o

16、ffered sth.7.Everybody says I must be mad and they are probably right.1）Everybody不定代词作主语谓语动词用单数不定代词作主语谓语动词用单数2）must be 表表对现在事实的肯定对现在事实的肯定推测推测 动词语态动词语态英语动词有两种语态 主动语态：主语是动作的执行者 被动语态：主语是动作的承受者 Many people speak English.(主动语态)English is spoken by many people.(被动语态)模仿上列句子连词成句1.Silk,produce,in Hangzhou.2.

17、Cars,make,in Tianjin.被动语态构成被动语态构成 助动词助动词+及物动词的过去分词及物动词的过去分词 （be+P.P.)以以see为例，比较主动语和态被为例，比较主动语和态被动语态的结构形式动语态的结构形式时态主动语态被动语态(be+过去分词）一般现在时see/seesam(is,are)+seen一般过去时sawwas(were)+seen一般将来时will(shall)+seewill(shall)+be+seen(过去将来时)would(should)+seewould(should)+be+seen现在进行时am(is,are)+seeingam(is,are)+be

18、ing+seen(过去进行时)was(were)+seeingwas(were)+being+seen现在完成时have(has)+seenhave(has)+been+seen(过去完成时)had+seenhad+been+seen含情态动词情态动词+see情态动词+be+seen肯定句，否定句及疑问句如下。Cars are made in Changchun.Cars are not made in Changchun.-Are cars made in Changchun?(-Yes,they are./No,they arent.)Where are cars made?被动语态使用方

19、法被动语态使用方法 When can we use the passive voice?1.不知道动作的执行者是谁，或没有必不知道动作的执行者是谁，或没有必要指出动作的执行者时。要指出动作的执行者时。My bike was stolen last night.Letters are collected at eight every morning.2.为了强调或突出动作的承受者时。为了强调或突出动作的承受者时。The desk was made by Master Wang.The bag was taken away by his sister.3.为了更好地安排句子为了更好地安排句子The

20、 well-known person got on the bus and was immediately recognized by people.（一个主语就够了）4.在上下文中，为了使句子间连接在上下文中，为了使句子间连接紧密时。紧密时。如：如：I have a new skirt.It was given to me as a birthday present by my aunt.主动语态改为被动语态的方法 将主动语态的宾语改为被动语态的主语。将主动语态的宾语改为被动语态的主语。将主动语态的谓语动词改为将主动语态的谓语动词改为“be+过去分过去分词词”结构。结构。将主动语态的主语改为

21、介词将主动语态的主语改为介词 by之后的宾之后的宾语，放在谓语动词之后（有时可省略）。语，放在谓语动词之后（有时可省略）。将下列句子改成被动语态。1.We use English as a foreign language.English is used as a foreign language(by us)2.People write business letters in English Business letters are written(by people)in English.3.They make telephone calls in English.Telephone ca

22、lls are made(by them)in English.4.Travelers and business people use English.English is used by travelers and business.5.Farmers grow rice in Zhejiang.Rice is grown by farmers in Zhejiang主动语态变为被动语态时注意主动语态变为被动语态时注意1.含直接宾语和间接宾语的主动语态变为被动语态时有两种情况:2.Eg He gave the boy an apple.(1)把间接宾语改为主语,直接宾语保留不变:The bo

23、y was given an apple (2)把直接宾语改为主语,此时,间接宾语前要 加to或for.An apple was given to the boy.(give,pass,show,send-to )(buy,draw,make,-for )1.含双宾语的被动含双宾语的被动My father gave me a new book on my birthday.-A new book was given to me(by my father)-I was given a new book(by my father).2.不带的to不定式,改为被动语态时不定式前要加to.They w

24、atched the children sing.The children were watched to sing.3.短语动词是不可分割的整体,改为被动语态时要保持其完整性,介词或副词不可遗漏.We must take good care of the young trees.Young trees must be taken good care of.4.带复合宾语的动词改为被动语态时,一般把主动语态的宾语改为主语,宾语补足语在被动语态中作主语补足语.He cut his hair short.His hair was cut short.They told him to help me

25、.He was told to help me.5.注意:不及物动词不能用被动语态happen,take place,appearbut不及物动词带上介词或副词构成的短语不及物动词带上介词或副词构成的短语,相当于及物动词相当于及物动词,后面可带宾语后面可带宾语Summary writing 摘要写作摘要写作1.The writer is slowly going mad.2.He lives near an airport.3.Passing planes can be heard night and day.4.Most of his neighbours have left their homes.5.He has been offered money to leave.6.He determined to stay here.7.Everyone says he must be mad.8.They are probably right.Homework 1.Recite the new words 2.Recite the text 3.Do the exercises