2013届英语一轮复习名师教学课件：unit4《astronomy：the science of the stars》(新人教版必修3)

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1、**话题：科普知识常用词汇：science科学　scientist科学家　technology技术　engineer工程师　astronaut宇航员　astronomer天文学家breakthrough突破　project项目　capsule太空舱　mannedspaceship/spacecraft载人飞船　spaceshuttle航天飞机　unmannedspaceship/spacecraft无人飞船　circlingthemoon绕月　landingonthemoon登月　returntoEarth返回地球　weathersate

2、llite气象卫星　communicationsatellite通信卫星　carryoutscientificexperiments开展科学实验　withalltheinformationavailable有所有的可用信息　inventafoldingwheel发明可折叠的轮子　haveaccesstospacetravel能到太空旅游　applybasictechnologytodailylife将基础科技运用到日常生活中范例：IstherelifeonMars?Wedon'tknow.CanwelandonMars?Italldepe

3、ndsonthedevelopmentofscienceandtechnology.ManhasknownalittleaboutMars.ThereisalmostnooxygenonMars.Itmightbeabout50degreesabovezeroatnoonand100degreesbelowzeroatnight,whichpreventsusfromlivingthere.NowthatMarsarequitedifferentfromourearth,ifwearetogotoMarsoneday,weshouldha

4、vetotakealongourownoxygen,foodandclothing.ButitiscertainthatwiththedevelopmentofsciencemanwilllandonMarsintime.一、单词识记根据词意写出单词的汉语意思或写英文单词。1．不同；不像prep.________________2．有害的adj.______________3．连锁；锁链n．______________4．存在；生存vi.________________5．因此；于是adv.________________6．使迷惑；使为

5、难vt.；谜；难题n.______________7．气候n.______________8．生物学家n.______________9．温和的；文雅的adj.______________10．物理学家n.______________unlikeharmful　chainexistthuspuzzle　climatebiologist　gentle　physicist11．astronomyn．______________12．atomn．______________13．carbonn．______________14．acidn．__

6、____________15．fundamentaladj.______________16．multiplyv．______________17．oxygenn．______________18．dioxiden．______________19．gravityn．______________20．satelliten．______________天文学原子　碳酸基本的；基础的乘；增加氧　二氧化物　重力，万有引力卫星；人造卫星二、词汇拓展用括号内所给词的适当形式填空。1．Ifweinterfere干涉,itmaydomore______

7、__thangood.harmful2．Hefell________inlovewithher.violent3．Sheisgoodatdancing;sheisa________dancer.birth4．Somestudentsweredoinga________experimentinthelabwiththehelpoftheirteacher.biology5．Iwasunawareofhis________untilnow.existharm　violently　born　biologicalexistence三、词组互译将下

8、列词组译成中文或英语。1．密切注视；当心______________2．突发；爆发______________3．既然______________4．感到高兴/振奋______________