新概念英语第三册Lesson47知识点课件

1、Lesson 47Too high a price?pollution n.污染Synonym:contaminationN-pollution nuclear pollution 核污染 air pollution 空气污染 culture pollution (指颓废文化的) 文化污染 environment pollution 环境污染 eye pollution 视觉污染 indoor air pollution 室内空气污染 (= IAP) noise pollution 噪音污染 ozone pollution 臭氧污染 sound pollution 噪音污染 Pollute:及

2、物动词 vt. contaminate垃圾使大小河流遭受污染。 Garbage pollutes our rivers and streams.她认为这些书腐蚀儿童的心灵。She thinks these books pollute the minds of children.overpopulated adj.人口多的over-industrialized adj.过度工业化的Over-:excessive; too muchOvercharge:charge too high a priceOverstaffed:a company or an organization having to

3、o many staff to work unefficiently. Over- 例句The elavator was overloaded.你如果吃的过多的话，就会容易发胖。If you overeat, you are likely to become overweight.overbalancesheer adj. unmixed complete ;absolutesheer hapiness;sheer stupidityHis suggestion was sheer nonsense.It was because of sheer luck that he succeeded.

4、The sheer size of the country makes communication difficult.他纯粹靠意志力达到了目的。 He achieved his aim by sheer strength of will.worldwide: adv. globally, all over the world worldwide形容词 adj. 全世界的, 世界范围的 这本书在全世界畅销。 This book has worldwide sales.This book sells well worldwide.他的名声享誉全世界.His fame is worldwide.H

5、e is well-known worldwide.overwhelm:make it difficlut or impossible to deal withwhelm及物动词 vt. 压倒,压垮Invading armies overwhelmed the town.入侵的军队控制了这个城镇。一个巨浪吞没了那只小船。A great wave overwhelmed the boat.be overwhelmed by/withbe overwhelmed by/with emotion/something:feel that emotion strongly He was overwhel

6、med by/with the death of his father.他为父亲的去世而悲痛至极。be overwhelmed with admiration for sb. 为之倾倒Be overwhelmed with sorrow 悲痛至极pesticidepest害虫；害兽；害鸟 以-icide结尾，读音为/isaid/ suicide 自杀 insecticide杀虫剂 fertilizer名词 n. 肥料, 化肥 Get some more fertilizer for the garden.给花园再多施些肥料。The peasant bought a bag of chemica

7、l fertilizer in the market place.这位农民在集市上买了一袋化肥。fertilize及物动词 vt. 施肥,使肥沃insidious:harmful；dangerousInsidious rumors阴险的谣言an insidious disease隐伏的恶疾 Organized crime has an insidious influence on all who come into contact with it.所有和集团犯罪有关的人都会不知不觉地受坏影响。 scream及物动词 vt. & 不及物动词 vi. 1.（因伤痛、害怕、激动等）尖叫 发出尖叫声S

8、he screamed when she saw the robber.她看到强盗时尖叫了起来。He screamed to go with you.他大声嚷着要跟你一起去。A newsboy was screaming an extra.一个报童正在尖声叫卖号外。She screamed that there was a snake under the bed.她大声喊叫床下有蛇。The child screamed himself red in the face.这个孩子尖叫得脸都红了。scream at朝大叫大嚷; 责备 He screamed at the children for m

9、aking noise.他因孩子们发出吵闹声而朝他们大叫大嚷。Profound:deepProfound change/effectprofound friendship 深厚的友谊I give you my profound thanks for saving my life.我对您的救命之恩深表谢意。irritation名词 n.激怒;恼怒;生气;令人恼火的事 I felt a sudden irritation against Darren.我突然对达伦感到气恼。irritate vt. 使发怒, 使急躁 His words irritated me.他的话使我很生气。irritated

10、 adj. 恼怒的,生气的look irritated 面有愠色He was irritated with you.他在生你的气。 Incessantly adv. 不断地,不停地 constantly, continually, continuously Her tongue was incessantly scolding.她嘴里不断地训人。The machines roar incessantly during the hours of daylight.机器在白天隆隆地响个不停。雨不间断地下了整整两个星期。 It rained incessantly for the whole two

11、 weeks.offender1.罪犯 I think the courts are too soft with these young offenders.我认为法院对这些犯法的年轻人太宽厚了。2.冒犯者, 犯规者 The offender apologized when he sobered up.冒犯者醒酒后道了歉。offend(1) commit a crime or crimes 犯罪;触犯The driver offended against the traffic regulations.这个司机违反了交通规则。(2)得罪；冒犯I think I never offend you

12、.我想我从没有触犯过你。 Staggering adj. 难以置信的;令人震惊的Profits have shot up by a staggering 25%.利润惊人地攀升了25%。The public response was absolutely staggering.公众的反应非常令人惊愕。stagger vt. 使感到震惊/担心The difficulty of examination staggered him.考试的难度使他很担心。pay,cost,spend,take.这些词有什么区别？1、 Sb. spend + time/money + on sth. （某人花费多少钱/

13、多少时间在某物上） Sb. spend + time/money + (in) doing sth. （某人花费多用时间来做某事） 2、 It takes sb. + time + to do sth. （做某事花费某人用时间） 3、 Sb. pay for sth. （某人为某物付款） Sb. pay + money + for sth. (某人为某物付多少钱） 4、 Sth. cost sb. + money. (某物花费某人多少钱） Sth. cost + money. (某物价值多少钱） Come to think about /of sth.Come to think about /

14、of sth. : If you really think about it, you will realizeTurn intoThe witch cast a spell on the prince and turned him into a frog.女巫念了一个咒语，于是把王子变成了青蛙。叶子落了，天气由夏天转为秋天。The leaves fell, and summer turned into autumn.attempt试图; 尝试 He attempted the exam but failed.他试图通过考试, 但失败了。He attempted to get in touch

15、 with them but without success.他试图和他们联系, 但未成功。Volume:amount1.体积，容量The volume of traffic has dramatically increased in Beijing in recent years.2. 音量, 响度 He turned up the volume on the television.3.卷, 册, 书卷 For that article he has worked over some 30 volumes of Chinese history.ever-increasing不断增长的 The

16、 division of Europe into warring blocs produces ever-increasing centrifugal stress.把欧洲分为作战集团产生了越来越大的离心效果。ever- 前缀 pref.(构成形容词)表示永远,持续(如:ever-increasing, ever-present) abandon:desert;give upThe car badly damaged, so they abandoned it.那辆车坏得太厉害了, 所以他们丢弃了它。她暂时放弃了旅行。 She abandoned her journey temporarily

17、.很抱歉我那样突然抛下你走了.Im sorry I abandoned you like that.Abandon (oneself) 放纵，使沉溺于He abandoned himself to his emotions.他受自己情感的驱使。She abandoned herself to the serene landscape.她沉浸在景色的宁静中。have the choice of A or Bhave the choice of A or B:you can choose from A or B=have the choice between A and Binnocent:chi

18、ldlish;guiltlessI was very young, and very innocent.我那时非常年轻, 幼稚无知。They have imprisoned an innocent man.他们监禁了一个无辜的男子。innocent:harmlessaffect:influenceaffect:Lead to a certain kind of a negative action及物动词The tax increases have affected us all.加税已经影响了我们所有的人。affect&influenceThis book affected a change

19、in my opinion.这本书使我的看法起了变化。Influenced by a high-school biology teacher, he took up the study of medicine.在一位中学生物教师的影响下, 他从事医学研究。affect 指“产生的影响之大足以引起反应”,着重“影响”的动作, 有时含有“对.产生不利影响”的意思.influence 指“通过说服、举例等对行动、思想、性格等产生不易觉察到的,潜移默化的影响invade:attack 1.涌入, 侵袭 Thousands of tourists invaded the old town.数以千计的游客

20、涌入那古老的镇上。疾病侵袭了他们的身体。 The disease invades their bodies.2.侵犯, 干扰 国王侵犯了我们的权利。 The king invaded our private rights.that is即,就是,换句话说,就是说;更确切地说I would like a cup of coffee. That is, Id like it with sugar. I have some trouble,that is, I cant find him and he will be in danger. go off:（警报器等）突然发出巨响Id better h

21、ave waited till the rain went off.She went off with the gardeners son.The headache went off quite suddenly.Fish soon goes off in this hot weather.The lecturer used to do well, but he seems to have gone off now.The alarm clock went off.闹钟响了。 serve1. 向供应 The restaurant serves nice food.这家饭馆供应的饭菜不错。2.提

22、供, 端上 The company will serve a meal at noon to all staff workers.该公司将为所有职员提供午餐。assist：helpThese tablets assist digestion . 这些药片促进消化。Good glasses will assist you to read . 好的眼镜能有助于你阅读。Assist supervisor to run the station efficiently. 协助上级有效开展工作。be a source of是的源泉，成为的原因Books are a source of knowledge.

23、书籍是知识的源泉。Money is often a source of tension and disagreements in young married couples.金钱常常是导致年轻的新婚夫妇关系紧张与不和的根源。range from to 在到之间The liquid measuring cups can range in sizes that measure from 1 teaspoon or 5 milliliters to 8 cups or 2 liters. 液体量杯的大小不一，可以量一茶匙或5毫升，也可以量八杯或两升的量。 make a contribution to

24、捐赠;作出贡献爱因斯坦对科学作出了伟大的贡献。 Einstein make a great contribution to science. 中国人应当对人类有较大的贡献。The Chinese people should make a greater contribution to mankind. object to:disapprove dislike反对; 对反感 I object to him.我反对他。They objected to me on personal grounds.他们出于个人的原因反对我。I dont object to a glass of beer.我不反对喝

25、杯啤酒。I object to its smell.我讨厌它的气味。We objected to leaving in such a hurry.我们反对这样匆忙地离开。Do you object to my speaking to him about it?我去和他谈谈这事, 你有意见吗?I dont object to the children going with us.我不反对孩子们和我们一道去。turn out 1.关灯 Dont forget to turn out the light when you leave the classroom.你离开教室时别忘了关灯。turn ou

26、t 2.制造; 培养How many machines did you turn out last month?上个月你们生产了多少台机器?This university has turned out some first-rate scholars.这所大学培养了一些第一流的学者。Many TV sets have been turned out by this factory.这家工厂生产了许多电视机。turn out 3.结果是, 原来是He said he was a doctor; but later he turned out to be a cheat.他自称是个医生, 结果证明

27、他是个骗子。The day turned out (to be) a fine day.那天倒是好天气。It turned out that he was never there.原来他根本没去过那儿。Against these figures, it was found,while the restagainst表示对比in comparison withHe was elected by a majority of 20 votes against 10.他以20比10 的票数当选了。Now the factory has 2000 workers as against the 500 or so then.现在这个厂现有2000工人，二那时才有500人左右。Against these figures, it was found,while the restWhile而.还可做从属连词，引导条件状语从句或让步状语从句。In general, metals are good conductors, while nonmetals are insulators.(并列连词)Whi