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1、Unit 3 Life in the future3.2Learning about Language Using Language 必背单词1. _ n.沙漠；荒原 2. _ n. 公民；市民3. _ n. 打字员 v. 打字 n. 打字机4. _ n. 邮资5. _ n. 瞬间，片刻 adj. 立即的，立刻的6. _ n. 接受者；接收器；电话听筒7. _ _ n. 生态学；生态 8. _ adj. 贪婪的；贪吃的9. _ vt. 吞下；咽下 10._ _ n. 原料；材料11. _ vt. 回收利用；再利用 12. _ n. 代表；典型人物 vt. 代表；象征13. _ n. 定居；解决
2、 14. _ n. 动机15. _ adj. 乐观（主义）的重点短语1. _ 加速2. _ 在太空3. _ 把描绘成4. _ 领某人参观5. _ 转化；变成6. _ 盯着经典句型1 we persuade families not to lose sight of the advantages that come from a period of time in space.那就是为什么我们要劝说家人不要忽视在太空工作一段时间所带来的好处。2 of the most uptodate inventions of the 31st century.太空站里展出了31世纪一些最前沿的发明。3Wel
3、l，now theres the waste is disposed of using the principles of ecology.可现在我们有一种装置，能利用生态学原理来处理掉废弃物。【必背单词】1. desert2. citizen 3. typist; type; typewriter 4. postage 5. instant6. receiver 7. ecology 8. greedy 9. swallow 10. Material 11.recycle 12. representative; represent 13.settlement 14. motivation 1
4、5. optimistic【重点短语】【经典句型】1.That is why2.Inside was an exhibition3.a system where之词汇篇Point 1 speed up 加速（反义短语slow down 减速，慢下来）【教材原文】（Page 20）When we wanted the hovering carriage to speed up当我们想让气垫车加速时【知识拓展】at a speed of 以的速度 with great/all speed快速地/尽快地 speed by很快地过去，飞逝 at full/top speed 以全/最高速 speed
5、limit/restriction 限速 reduce speed 减速 pick up speed 加速He drove at a speed of sixty miles per hour. 他以每小时60英里的速度开车。Once outside the station，the train began to pick up speed. 一出车站，火车就开始加速。He caught a glimpse of the drivers face as the car speeded by 汽车飞驰而过时，他瞥见了司机的脸。【跟踪典例】完成句子1. 警车以每小时100英里的速度追赶前面那辆卡车。
6、The police car is running _ a speed of 100 miles per hour to chase after the truck ahead.2. 他们已经加快了新汽车的生产。They _ _ _ the production of the new car.【参考答案】1.at 2.have speeded upPoint 2 instant adj.立即的，立刻的 n. C (一般用单数)瞬间，片刻；某一时刻【教材原文】（Page 22）You place the metal band over your head，clear your mind，pres
7、s the sending button，think your message and the next instant its sent.你把金属带放在头上，整理思路，按下发送键，集中精神想着你要发送的信息，片刻功夫信息就发送出去了。【归纳拓展】 at that instant 当时，那一刻 for an instant 一会儿，片刻 in an instantinstantly 立刻，马上 the instant从句instantly从句表示一就(用作连词，引导时间状语从句)His new book became an instant success once published. 他的新
8、书一经出版就大获成功。People in the earthquake-stricken area are in instant need of help. 地震灾区的人们需要紧急援助。The instant I reached the platform，the train began to move. 我一到站台，火车就开动了。【图形助记】 The instant you turn it on，youll get boiling water from our instant boiling water tap. 你一打开它，我们的即热水龙头就会为你提供开水。【联想助记】“一就”表达法聚焦名词
9、词组：the minute，the second，the moment，the instant连词：immediately，directly，as soon asno sooner .than .，hardly/scarcely .when.(如果hardly，scarcely或no sooner置于句首，主句必须倒装)介词：upon/on动名词/名词短语：at the sight of(一看到就)，at the thought of(一想起就)【跟踪典例】完成句子1. 他马上脱掉衣服跳进水里去救那个小孩。_ an instant, he took off his coat and jumpe
10、d into the water to save the boy.2. 我一时以为他要拒绝。Just _ an instant I thought he was going to refuse.3. 我一看见他就认出他正是警方在寻找的那个人。_ I saw him I knew he was the man the police were looking for.【参考答案】 1.In2.for3.Instantly/The instant (that)Point 3 greedy adj. 贪吃的，贪婪的；贪心的 greed n. 贪心，贪婪【教材原文】（Page 22）A giant ma
11、chine, always greedy for more, swallows all the waste available. 一架巨大的机器，能把所有获得的废弃物都吞进去，而且总是贪得无厌。be greedy for power/knowledge/fame 渴望得到权力/知识/名声be greedy to do sth. 渴望/贪图做某事It is/was greedy of sb. to do sth. 做某事对某人来说真是贪婪They are greedy for profits. 他们利欲熏心。The little girl is greedy to have more knowl
12、edge. 这个小女孩渴望获得更多的知识。It was greedy of them to take such bribes. 他们收受了那些贿赂，真是贪婪。【跟踪典例】完成句子。1. 很多人都渴望得到钱。Many people are greedy _ money. 2. 他用贪婪的眼光盯着钱。He stared at the money _ _ _. 3. 他的利欲熏心使他缺少朋友。His _ _ _ makes him lack friends. Point 4 swallow vt.吞下；咽下n.吞；咽；燕子【教材原文】（Page 22）A giant machine, always
13、greedy for more, swallows all the waste available. 一架巨大的机器，能把所有获得的废弃物都吞进去，而且总是贪得无厌。【归纳拓展】swallow up (常用被动)卷进；吞没；花光(钱)，耗尽swallow ones pride/words放下架子；承认说错了话I threw a piece of meat to the dog and he swallowed it in one go. 我给狗扔了一块肉，它一口就把它吞下去了。One swallow does not make a summer. 谚语一燕不成夏。The man swallow
14、ed up everything on the table. 那人把桌子上的东西全部吃了。【图形助记】图文趣解swallow The little swallow swallowed the worm his mother gave him. 小燕子吞掉了他母亲给的虫子。【跟踪典例】写出下列句子中划线部分的汉语意思(1)The pills should be swallowed whole. (2)He told me I wouldnt pass the exam but Im determined to make him swallow his words. (3)The countrys
