新概念2lesson21

1、Lesson 21Mad or not? New words and expressions生词和短语mad adj 发疯的mad adj 发疯的1.sb. be mad 2.“为而疯狂（着迷）”的表示方法： a. be mad about Im mad about English. b. be crazy about c. go bananas （go+adj.变得)They are going bananas. =going crazy=going mad (变疯了) I slowly go crazy/go mad/go bananas.3.be mad at sb 生某人的气reaso

2、n 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 reasonreason? ? 是为了什麽原因？bring sb. to reasonreason 使某人讲理sum n. 量a large sum of:大量的，喜欢跟钱连用一大笔钱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

3、 of可与可数名词和不可数名词连用可与可数名词和不可数名词连用 a number of ，a variety of , a good/great many,a great number of 后接可数名词复数后接可数名词复数a good/great many of 后面的名词复数前要有后面的名词复数前要有thethe/these/those/ones /these/those/ones a great amount of， amounts of ，a great/good deal of 后接不可数名词后接不可数名词 a (large)sum of 修饰货币修饰货币determined adj

4、 坚定的，下决心的be determined to do sth.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 sthmake up ones mind to do sthdecide to do sthdecide to do sthmake a decision to do sthmake a decision to do sth课文讲解Mad or not?1 1、Mad or not? = mad or not mad?Mad or not? = ma

5、d or not mad? or not or not 在疑问词的后面，表示在疑问词的后面，表示“是还不是是还不是”，选择概念，选择概念2 2、Aeroplanes are slowly driving me mad.Aeroplanes are slowly driving me mad. 1 1) ). aeroplane = airplane . aeroplane = airplane 飞机飞机 2 2) ). drive sb mad . drive sb mad 把某人逼疯把某人逼疯 （难点（难点P94)P94) e.g. e.g. You are driving me mad.Y

6、ou are driving me mad. 3、I live near an airport and passing planes can be heard night and 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

7、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”2)for some reason由于某个理由 Ill tell you some day. Well talk about it some other time. 我们改日再谈这件事。5. .Last year,however,it came into use. Over a hundred people must Last year,however,it came into use. Over a hundred

8、 people must have been driven away from their homes by the noise.have been driven away from their homes by the noise.1)1) come into use: come into use:投入使用投入使用 come into:come into:进入得到、获得财富进入得到、获得财富 e.g.Te.g.They put this method into hey put this method into useuse. .e.g.Te.g.This method comes into

9、usehis method comes into use. .e.g.Te.g.This method is put into usehis method is put into use. .2)2) over = more than over = more than6.6.I am one of the few people left. I am one of the few people left. Sometimes I Sometimes I think this house will be knocked down bythink this house will be knocked

10、 down by a a passing plane. I have been offered a large passing plane. I have been offered a large sum of money to go away, but I am determined sum of money to go away, but I am determined to stay here.to stay here.1)1). one of . one of 的用法（的用法（3 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2 2）leftleft表示被留下来

11、的，表示被留下来的，leaveleave过去分词过去分词, left, left作定作定语语后置后置 left left 剩下的剩下的东西东西 I have a bag left.I have a bag left. There is ten cents left in my pocket. There is ten cents left in my pocket. （cent sent n.(cent sent n.(货币单位货币单位) )分分, , 分币）分币）6.6.I am one of the few people left. I am one of the few people l

12、eft. Sometimes I Sometimes I think this house will be knocked down bythink this house will be knocked down by a a passing plane. I have been passing plane. I have been offeroffered a large ed a large sum of money to go away, but I am determined sum of money to go away, but I am determined to stay he

13、re.to stay here.3 3）knock down knock down 拆散，撞倒拆散，撞倒 offer v. 提供（相当于given）give sb. sth.被动sb. be given sth.give sth. to sb.被动 sth. be given to sb.7.Everybody says I Everybody says I must bemust be mad mad and they are probably right.and they are probably right.1 1）EverybodyEverybody不定代词作主语谓语动词用单数不定代词

14、作主语谓语动词用单数2 2）must be 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英语动词有两种语态主动语态：主语是动作的执行者主动语态：主语是动作的执行者被动语态：主语是动作的承受者被动语态：主语是动作的承受者Many people Many people speakspeak English.( English.(主动主动语态语态) )English English is spokenis spoken byby many many people.(people.(被动语态被动语态) )被动语态使用方法When can we use

15、 the passive voice?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. 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 well-known person

16、 got on the bus and was immediately recognized by people. （一个主语就够了） 4. 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. 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