教师专用2015版高考英语二轮（人教版通用）课件必修3 unit 4 astronomythe science of the stars

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1、Unit4Astronomy:thescienceofthestars【诵读·积累】你班就“是否应该花费巨大的人力、物力和财力进行太空探索”进行了讨论。1.有些人认为太空探索完全是浪费时间和金钱。理由是收效甚微、花费巨大。2.但大多数同学认为进行太空探索利大于弊,许多新产品,如气象、通讯卫星都直接得益于太空研究,使全球受益匪浅。3.你的观点……DoWeNeedSpaceExplorationManhasbeenfascinatedbyouterspaceforthousandsofyears.Ithasbeenoverfortyyearssinceman’sfirstlandingon

2、themoon.Now,somepeoplebelievethatspaceexplorationisawasteoftimeandmoney.Theypointoutthefactthatitcostbillionsofdollarstocarryonthespaceresearch,butalittleinformationwasbroughtback.However,everycoinhastwosides.Therearestillamajorityofotherpeoplewhobelievethatspaceexplorationhasmoreadvantages.AndI

3、agreewiththosepeople.Manynewproducts,suchasweatherandcommunicationsatellites,arealsoproductsofspaceprograms,andtheyhavebenefitedpeopleallovertheworld.Andwhat’smore,scientificknowledgeaboutouterspacehasbeenacquiredbymankind.Webelievedthatitwillbringmorebenefitsinthefuture,whichwecannotevenimagine

4、now.Spaceexplorationisachallengetohumanbeings.That’swhyseveralnationstryhardtocarryoutspaceexplorationcontinuously.【尝试运用】词汇翻译使着迷________太空探索_______________时间和金钱的浪费_______________________指出________实施太空研究________________________大多数的____________同意_________执行,实行________fascinatespaceexplorationawast

5、eoftimeandmoneypointoutcarryonthespaceresearchamajorityofagreewithcarryout句式仿写①她就是想引人注意才穿得那么稀奇古怪的。(表语从句)Shejustwantstobenoticed;___________________________________.②尽管她个子矮,却是个出色的篮球运动员。(同位语从句)Despite_____________________,sheisanexcellentbasketballplayer.that’swhyshedressessostrangelythefactthatsh

6、eisshortⅠ.单词盘点核心速记1.______(n.)系统；体系；制度2.______(n.)学说；理论3.___________(n.)大气层；气氛4.____(adv.)因此；于是5.____(n.&vt.)拉(力)；拖；牵引力6.____(vi.&vt.)(使)浮动；(使)漂浮(n.)漂浮物systemtheoryatmospherethuspullfloat联想串记7.______(adj.)猛烈的→_______(n.)暴力→________(adv.)猛烈地8.______(prep.)不同；不像→____(反义词)(prep.)像→______(v.&n.)不喜欢9

7、.________(adj.)有害的→_____(n.)害处(vt.)对……有害10.____(vi.)存在;生存→________(n.)存在11.______(vt.&vi.)(使)迷惑;(使)为难(n.)谜；难题→_______(adj.)迷惑不解的violentviolenceviolentlyunlikelikedislikeharmfulharmexistexistencepuzzlepuzzledⅡ.短语互译1.及时；终于____