必修3-Unit-4-Astronomy：the-science-of-the-stars3词汇.ppt

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1、必修必修3-Unit-4-Astronomy：the-science-of-the-stars3词汇1.exist vi.存在；生存存在；生存exist in存在于之中exist on靠为生come into existence产生；成立；开始存在in existence存在1完成句子(1)The laidoff workers mainly _(靠面包和茶生存)(2)Do you know when the new Marriage Law _(开始实施)?(3)有一个解决目前地理问题的好方法。(汉译英)_exist on bread and teacame into existenceTh

2、ere exists a good way to solve the existing problem in geography2.explode v爆炸，爆发爆炸，爆发(1)explode with anger勃然大怒 explode into laughter放声大笑the exploding world population迅速增长的世界人口(2)explosion n爆炸explosive adj.易爆的 n爆炸物；炸药；迸发(感情)；(人口等)突增2完成句子(1)Two bombs _(爆炸)in front of the park gate，causing two deaths.(

3、2)Suddenly Charles _(勃然大怒)(3)There will be no standing room on the earth _(由于激增的世界人口)explodedexploded with angerbecause of the exploding world population3.escape v逃跑，逃避逃跑，逃避n逃脱逃脱作为动词，常用于下列结构或短语中：escape from.从逃走escape sth.逃避某事escape doing sth.(不能接to do形式)逃避做某事sth.escape sb./sb.s attention/sb.s notice

4、某物没引起某人的注意；某人没记住某物3翻译句子(1)这个男孩逃过了处罚，真幸运。_(2)我想不起这个单词。_The boy was lucky enough to escape being punished.The word escapes me.(3)四个罪犯从监狱中逃出来了。_Four criminals escaped from prison.4.depend v 依靠，依赖依靠，依赖(1)depend on/upon sb./sth./v.ing 依赖，依靠，信赖depend on sb.to do sth.依靠/相信某人做某事depend on sb./sth.for sth.靠某人

5、供给某物depend on sth./wh视而定，取决于depend on it常用于句首或句末，意为“请放心，没问题”。It/That(all)depends.意为“那得看情况而定。”(2)believe sb.相信某人(所说的话)believe in sb.相信/信任/信赖某人trust(in)sb.相信/信任/信赖某人4完成句子(1)He is a man to be _(依靠)(2)I _(可以相信)his arriving here on time.(3)Our success _(取决于)whether everyone works hard.depended oncan depe

6、nd ondepends on(4)Is he coming?_(那得看情况)He may not have time.That dependspuzzling puzzled puzzlement in puzzling about/over massive of masses mass in the mass The mass of down ones life out laid off laid some money aside lying lied laid laid lie massive puzzling masses laid puzzle C B D C B at times

7、in no time prevention from doing sth.prevent from leaving energyprotect his child from over on on watch out for(1)It must have rained last night，for the ground is wet.昨天晚上一定下雨了，因为地是湿的。昨天晚上一定下雨了，因为地是湿的。(2)you have finished your work，youd better have a rest.既然你的工作已经做完了，最好休息一下。既然你的工作已经做完了，最好休息一下。Now th

8、at Now that Now that everyone is here，lets beginour class.Since you have come，why not just stay?B D A D A 4.in time 及时；迟早，终于，及时；迟早，终于，总有一天总有一天against time争分夺秒；抢时间ahead of time提前，提早all the time一直；始终as time goes by随着时间的推移at no time绝不，在任何时候都不at one time曾经，一度5选用上述词语填空(1)Will you be home _ to see the chi

9、ldren before they go to bed?(2)Why must you keep complaining _？(3)Dont recite all together；one _.in timeall the timeat a time(4)The boss ordered us to finish our task _.(5)Well have that leak fixed _.ahead of timein no time5.think of.as.把把看作看作，认为，认为是是think over仔细考虑think highly/much/well of对评价高，重视thi

10、nk little of看轻，看不起think nothing of认为没什么，别在意think poorly/ill of对评价不好think of想起，考虑think about考虑think twice考虑再三6选用上述词语填空(1)You must _ before making a decision.(2)“What did he mean？”he _.(3)I have been _ you _ my best friend.(4)Mr.Zhang _ your composition，so you must write again.think twicethought aloud

11、thinking ofasthought little of6.cheer up 感到高兴；感到振奋感到高兴；感到振奋Cheers！(用于祝酒)干杯！cheer sb.on(赛跑、比赛等中)以喝彩声鼓励某人，为某人加油cheerful adj.快乐的，高兴的cheering n欢呼，喝彩 adj.令人振奋的，令人高兴的7完成句子(1)_(振作起来)！The news isnt too bad.Cheer up8.in ones turn 轮到某人；接着轮到某人；接着in turn依次；轮流；转而；反过来by turns轮流；交替take ones turn轮到某人turn down关小；拒绝t

12、urn up调大；出现turn off关(水、煤气或电灯等)turn on开(水、煤气或电灯等)turn to转向；求助于turn out制造出；原来(是)；证明(是)；结果(是)turn over翻过(书页)；移交；(使)翻滚turn in交出；上缴8完成句子(1)We make every effort to make more films，and _(反过来)this creates further environmental pollution.(2)We _ _ (轮流守望)(3)He _ (求助于我)whenever he has difficulties.in turnkept

13、watch by turnsturns to me(4)Unexpectedly，the weather _(结果是)pretty nice that day.(5)The boy tried to join the club，_ (但被拒绝了)turned outbut was turned down9.This produced a chain reaction，which made it possible for life to develop.这就产生了一系列的反应，使得生命就有可能发展了。it作形式宾语，在句中可代替动名词、不定式、从句等。句型：主语动词itn./adj.to do/

14、for sb.to do sth./that.用于此句型的动词有：make，consider，find，think，suppose9翻译句子(1)他的缺勤使得按时完成工作更加困难了。_(2)我们认为与他争论毫无意义。_(1)His absence made it difficult to finish the work on time.(2)We consider it no use arguing with him.(3)我们认为重新讨论这个问题很重要。_(3)We thought it important that we should discuss the problem again.1

15、0.But when I tried to step forward，I found I was carried twice as far as on the earth and fell over.而当我试着向前迈步的时候，我发觉我被送出去很远，步子的跨度竟是在地球上的两倍，因而我摔倒了。倍数的表达方式：(1)“A倍数形容词或副词的比较级倍数形容词或副词的比较级thanB”，表示，表示“A比比B大大(长、高、宽等长、高、宽等)多少倍多少倍”。(2)“A倍数倍数as形容词或副词的原级形容词或副词的原级asB”，表示，表示“A是是B的多少倍的多少倍”。(3)“A倍数倍数the size/heig

16、ht/length/width，etc.ofB”，表示，表示“A是是B的多少倍大的多少倍大/高高/长长/宽等宽等”。(4)A倍数倍数what从句从句10完成句子(1)The output of cars in 2009 is _ (是2008年的五倍)(2)My income _(是你的两倍)(3)My house _ (是我父母的两倍大)is twice the size of my parentsis twice as much as yoursfour times greater than that of 2008(4)我们的图书比你们图书馆里的书多三倍。(汉译英)_(4)There are three times more books in our library than in yours.谢谢观赏！2020/11/557