新概念英语2 Lesson 21

Lesson 21 Mad or not?【New words and expressions】mad [mæd] a.发疯reason ['ri:zən] n.原因sum[sʌm] n.量determined [di'tə:mind] a.坚定的，下决心的【Text】Aeroplanes are slowly driving me mad. I live near an airport and passing planes can be heard night and day. The airport was built years ago, but for some reason it could not be used then. Last year, however, it came into use. Over 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. I have been offered a large sum of money to go away, but I am determined to stay here. Everybody says I must be mad and they are probably right.是不是疯了？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. 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. 有100多人肯定是被噪音逼得已经弃家远去, 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. 他们曾向我提供一大笔钱让我搬走, 但我决定留在这儿. 大家都说我肯定是疯了, 也许他们说的是对的。

【词汇学习】★mad adj. 发疯sb. is mad“为……而疯狂（着迷）”的表示方法：b e mad about…I'm mad about English.be crazy about…go insane （insane adj. 患精神病的，精神病患者的，极愚蠢的）I slowly go insane/go crazy/go mad/go bananas.go bananas （go+adj. 变得……)They are going bananas. =go crazy=go mad (变疯了)★reason n. 原因for this/some reason 由于这个/某个原因For this reason,I was late.the reason why…★sum n. 量a sum of +不可数名词一笔……a large sum of 大笔的……(large 指数量的大)a large sum of money 一大笔钱a great many + 可数名词复数a great number of + 可数名词复数plenty of…足够多的……★determined adj. 坚定的, 下决心的be determined to do sth. 下定决心做某事make up one's mind 下定决心decide to do sth. 决定做……make a decision to do sth. 决定做……determine v.下定决心【课文讲解】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.drive sb. mad 逼某人发疯You are driving me mad.The teacher is slowly 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(注意连读)passing planes 过往飞机（passing作定语，起形容词作用，修饰planes，“经过的(路过)，过往的”）sleeping babywaiting car4、The airport was built years ago, but for some reason it could not be used then.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.some+不可数名词/可数名词复数一些……some+可数名词单数某一……for some reason 由于某个理由I’ll tell you someday.We’ll talk about it some other time.5、Last year, however, it came into use.however 然而（用于句首, 句中, 用逗号隔开）use①n. 使用come into use 启用，开始被使用（主动概念，没有被动式）When did the train come into use?②vt. 使用be used 被使用（被动）6、Over a hundred people must have been driven away from their homes by the noise.Over(more than) a hundred…一百多……must have been done 过去发生, 表示推测，被动away from 从某地离开（away 离开某地）out of somewhere 从某地出来7、I am one of the few people left.one of………之一(表示特指的一群人/一些东西中的一个，后面的名词用复数)You can take one of these bags.left 表示被留下来的，leave 过去分词, left作定语放在被修饰词的后面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 pocket. （cent n.(货币单位)分, 分币）8、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.knock down 撞倒knock (vi.)相撞,碰击[(+against)]His legs knocked against the chair.他的两条腿撞到了椅子。

敲,击,打[(+on/at)]He knocked at the door and entered.他敲了敲门便走进去了。

offer v. 提供（相当于given）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.【语法】被动语态构成Be动词+及物动词的过去分词以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?被动语态使用方法1.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 are 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. （一个主语就够了）那个名人一上车就立刻被大家认出来了。

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 present by my aunt.我有条新裙子。

它是我阿姨送给我作为生日礼物的。

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: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 )2.不带的to不定式,改为被动语态时不定 .式前要加to .They watched the children sing. → The children were watche d 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.注意: 不及物动词不能用被动语态happen ,take place, appearRead the following sentences1. It is called a stamp.2. What’s it made of?3. Which language is spoken by the largest number of people in the world.4. English is used very widely as a foreign language,5. Silk is produced in Suzhou.6. Where are bananas grown?模仿上列句子连词成句1.Silk, produce, in Hangzhou.2.Cars, make, in Tianjin.3.tea, grow, in Fujian.4.English, speak, in Australia.5.Glass, produce, in Germany.6.Ships, make , in Japan.1. The silence of the library ___only by the sound of pages being turned over .A has been brokenB breaksC brokeD was broken2. Sarah ,hurry up ,I ‘m afraid you won’t have time to ___before the party .A get changedB get changeC get changingD get to change3. Rain forests __ and burned at such a speed that they will disappear from the earth in the near future .A cutB are cutC are being cutD had been cut4. I need one more stamp before my collection ___.A has completedB completesC has been completedD is completed5. Hundreds of jobs ____if the factory closes.A lostB will be lostC are lostD will lose【拓展】Drive的用法①v. 开车, 驾驶(drove, driven, driving)drive to… 开车去往某地I drove to Tianjing yesterday② vt. 赶，驱赶，围赶（猎物、敌人等）drive sb. away from 把某人赶走drive sb. out of 把某人赶出去During the war, many people were driven out of their homes.drive sb. back 撵回去Our army drove the enemy back.③ vt. 逼迫，迫使drive sb. mad 逼疯The death of all her children has driven her mad.Home and Househome n. &adv. 家，家庭，家园（着重指所居住的人，常有爱、温暖、舒适、安全等隐含意义，带有感情色彩）I have a sweet home.house n. 房子，房屋，住宅（指建筑物）Tom must be somewhere in the house. 汤姆肯定在这屋子里的某个地方。