新概念第二册第21课课件

1、Lesson 21Mad or not?,New words,md,ri:zn,sm,dit:mind,mad,reason,sum,determined,adj.发疯,n.原因,n.量,adj.坚定的，下决心的,mad adj 发疯的,1.be mad 发疯，发狂 （强调状态） 2.“为而疯狂（着迷）”的表示方法： be mad about Im mad about English. be crazy about go mad 发疯，发狂 （强调转变） go crazy go insane （insaneinsein adj. 患精神病的，精神病患者的，极愚蠢的） go bananas （g

2、o+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 4.drive sb mad 逼疯,reason,1)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 some reason 由于某个原因 ( some: 某一个，加可数名词单数) give a reason 提出理由 the root

3、reason 根本原因 the reason is that 理由是 the reason whyis that 的理由是 eg. The reason why I study English is that I envy those who speak English well. 我学习英语的理由是我羡慕那些讲英语很好的人。,2) 理性，正常心智 eg. Only man has reason. 只有人类才有理性。 lose ones reason 丧失理智 beyond all reasons 毫无道理 bring a person to reason 使（某人）明白道理，使不做糊涂事 r

4、easonable adj. 合情合理的，良好的，尚可的 at a reasonable price 以合理的价格 cause 导致某事发生的起因 the cause of the fire 大火的起因 eg. Smoking is one of the causes of lung cancer. 吸烟是肺癌的起因之一。,sum n. 量,a large sum of:大量的，喜欢跟钱连用 一大笔钱 a large sum of money,sum n. 量,表“许多”的短语： a great many + pl. a great/large number of + pl. an amoun

5、t of (money) a (large)sum of (money)修饰货币 n. 大意，要旨 the sum of a speech 演讲大意 sum up (1) 合计 sum up all the expenses 把所有的花费加起来 (2) 总结，概括 eg. To sum up, he agrees with us. 总的来说，他同意我们的观点。 in sum = in a word / in short / in brief 总之，要言之,determined adj 坚定的，下决心的,determine vt. 决定，确定，影响 determine a date for a

6、meeting 确定开会的日期 determine on sth 决定做某事 determine to do sth eg. We determined to study English hard. 我们决定要努力学习英语。 be determined to do sth.下决心做某事 eg. I am determined to stay here. 我决定留下来。 表示下决心做某事，句型知多少？ make up ones mind to do sth decide to do sth make a decision to do sth,课文讲解,Mad or not?,Aeroplanes

7、 are slowly driving me mad. I live near an airport and passing planes can be heard night and day.,飞机正在逐渐把我逼疯。我住在一个机场附近， 过往飞机日夜不绝于耳,The airport was built years ago, but for some reason it could not be used then. Last year, however, it came into use.,机场是许多年前建的，但由于某种原因当时未能启用。 然而去年 机场开始使用了,Over a hundre

8、d people must have been driven away from their homes by the noise.,有100 多人肯定是被噪音逼得已经弃家远去,I am one of the few people left. Sometimes I think this house will be knocked down by a passing plane.,我是少数留下来的人中的一个。有时我觉得这房子 就要被一架飞过的飞机撞倒,I have been offered a large sum of money to go away, but I am determined

9、 to stay here.,他们曾向我提供一大笔钱让我搬走，但我决定 留在这儿,Everybody says I must be mad and they are probably right.,大家都说我肯定是疯了，也许他们说的是对的。,1、Mad or not? = mad or not mad? or not 在疑问词的后面，表示“是还不是”，选择概念 2、Aeroplanes are slowly driving me mad. 1). aeroplane = airplane 飞机 2). drive sb mad 把某人逼疯 e.g. You are driving me mad

10、. drive (drove , driven) eg. He drives his car very badly.,3、I live near an airport and passing planes can be heard night and day. night and day He forgot the man with passing time. 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 t

11、hen. 1) years前面不加确定的数词时，一般表示“许多年”years 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 some book some+可数名词复数：一些 some books some+不可数名词： 一些 some water Ill tell you some day. Well talk about it some other time.,5. Last year,however,it came into

12、use. Over a hundred people must have been driven away from their homes by the noise. 1) come into use:投入使用(永无被动，物作主语） come into:进入得到、获得财富 eg. The airport came into use last year. 这个机场去年投入使用。 go out of use 停止使用 2) over = more than 3) away from 离开 4) Home ,family与 house 的区别 home:家,强调有感情;house仅仅指房子;fam

13、ily:家人,6.I am one of the few people left. Sometimes I think this house will be knocked down by a passing plane. 1). one of +名词复数 +谓语动词的单数+形容词的最高 2）left表示被留下来的，leave-left-left , left作定语后置,常放n.后. left 剩下的东西，相当于“Who are left (by the others) 其他人走了留下他们” I have a bag left. There is ten cents left in my po

14、cket. （cent sent n.(货币单位)分, 分币）,3)、sometimes 有时候 sometime （过去或将来）某时候 some time 一段时间 4、knock down 拆散，撞倒 knock at 敲 knock out 打昏 knock off 下班；从碰下去；优惠，折扣 knock over 撞翻，打翻，撞倒,I have been offered a large sum of money to go away, but I am determined to stay here. offer v. 提供（相当于given） offer help 提供帮助 offe

15、r a sum of money 提供一笔钱 offer a job 提供一份工作 offer sb sth offer sth to sb give sb. sth.被动sb. be given sth. give sth. to sb.被动 sth. be given to sb. be determined to do sth 下定决心要做,Special difficulties Drive1、drive 开车2、drive sb. mad 把某人逼疯3、drive sb.back 把某人撵回去4、drive into 把赶进5、drive out of 赶出 6、他开车开得很糟糕。

16、7、农夫把牛赶进田里。 8、我们的军队把敌人撵了回去。 9、战争期间，许多人被赶出了家园。,home ,family与 house 的区别 home:家,强调有感情 house:仅仅指房子 family:家人,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),被动语态构成,助动词+及物动词的过去分词 （ be + P.P.),被动语态的基本形式：be + done,一般现在时的被动语态： 一般过去时的被动语态：

17、 现在进行时的被动语态： 过去进行时的被动语态： 现在完成时的被动语态： 过去完成时的被动语态：,am/is/are + done was/were + done am/is/are + being done was/were + being done have/has + been done had + been done,被动语态的基本形式：be + done,一般将来时的被动语态： 情态动词的被动语态：,will/shall + be done; is/am/are going to be done must/can(could)/may(might)/+ be done must/ca

18、n(could)/may(might)/+ have been done,以see为例，比较主动语和态被动语态的结构形式,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? p26,被动语态使用方法,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。 My bike was stolen last night. Letters a

19、re collected at eight every morning. 2. 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 The well-known person got on the bus and was immediately recognized by people. 4. 在上下文中，为了使句子间连接紧密时。 I have a new skirt. It was given to me as a birthday prese

20、nt by my aunt.,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 calls are made( by them) in English.,主动

21、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 boy 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 ),4.Travelers and business people use English. English is us

22、ed by travelers and business. 5.Farmers grow rice in Zhejiang. Rice is grown by farmers in Zhejiang,Consolidation (巩固）,在这个地方小汽车经常被偷。 这个报告上个星期一交了。 这本书正在写。 当我上次去那里的时候，这些建筑物正在建造中。 我已经被提供了一个新的职位。 这间酒店以前已经被预定过了。 她将会被给予这些钱。 这次旅程将会被取消。 8.我找不到我的提包。它肯定被人偷走了。,Cars are often stolen in the place. The report was

23、 handed in last Monday. The book is being written now. The buildings were being built when I was there last time. I have been offered a new position. The hotel had been booked before.,7.She will be given the money. The trip is going to be canceled. 8.I cant find my bag. It must have been stolen.,Tel

24、l the story,1、Aeroplanes - slowly - mad 2 、live - airport - passing planes - heard - and day 3、airport - built - years ago - not used 4、Last year - came - use 5、hundred - driven away - homes - noise 6、I - one - few - left 7、think - house - knocked down - plane 8、offered - sum - go - determined - her

25、e 9、Everybody - mad - probably right,( ) Our room must _ clean. A. keep B. be kept C. to be kept D. to keep ( ) -Id like to buy that coat.-Im sorry. _. A. it sold B. its selling C. Its been sold D. it had been sold,B,C,( ) Doctors _ in every part of the world. A. need B. are needing C. are needed D. will need ( ) These papers _ yet. have not written B. have not been written C. has not written D. has not been written,C,B