2019-2020年高考英语一轮复习 unit4 Astronomy The science of the stars学案 新人教版必修3

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1、2019-2020年高考英语一轮复习unit4AstronomyThescienceofthestars学案新人教版必修3范文赏析与背诵你班就“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------Doweneedspaceexploration?Manhasbeenfascinatedbyouterspaceforthou

2、sandsofyears.Ithasbeenoverfortyyearssinceman’sfirstlandingontheroom.Nowsomepeoplebelievethatspaceexplorationisawasteoftimeandmoney.Theypointoutthefactthatitcostbillionsofdollarstocarryonthespaceresearch,butalittleinformationhasbroughtback.However,everycoinhastwosides

3、.Therearestillamajorityofotherpeoplewhobelievethatspaceexplorationhasmoredisadvantages.AndIagreewiththosepeople.Manynewproducts,suchasweatherandmunicationsatellites,arealsoproductsofspaceprograms,andthehavebenefitedpeopleallovertheworld.Andwhat’smore,scientificknowle

4、dgeaboutouterspacehasbeenacquiredbymankind.Webelievedthatitwillbringmorebenefitsinthefuture,whichwecannotevenimaginenow.Spaceexplorationischallengeohumanbeings.That’swhyseveralnationstryhardtocarryoutspaceexplorationcontinuously.单元知识必备核心考点：intime3年1考prevent---from—3年

5、1考make+宾语+宾补3年3考倍数3年2考1．unlikeprep.不同adj不同的；不相似的Somethinglike几分像---It’slike/unlikesth.做某事实在像/不像某人dislikevt不喜欢，讨厌1).Therewassomethinglike500peopleintheaudience.2).Unlikeothergifts,itcamewithoutwrap.3).It’sunlikehimtobelate;he’susuallyontime.4).Shedislikeshiswayofspeak

6、ing.2．existVi存在；生存1).Mancan’texistwithoutair.2).Thereexistmanysourcesofenergy.3).Whendidtheworldeintoexistence?Guess：Theyexistonverylittlemoney.3.puzzlen谜；难题vt/vi（使）迷惑1).Theirreasonfordoingitisstillapuzzletome.2).Buthiscuriositywasdifficulttocontrolandthisnewputerrea

7、llypuzzledhim.3).I’minapuzzleastowhattodonext.4).Isawhimpuzzleoveramatchproblem.5).Hepuzzled(hisbrain)alldayovertheproblem,butdidn’tsolveit.4．pulln.vt.拉（力）；拖；牵引力1).Ifeltapullatmysleeveandturnedaround.2).Hewillpullthroughhisillnesssoon.3).Theyhavemanagedtopulldowntheo

8、ldbuilding.4).Thetrainpulledinandallthepassengersgotoff.Guess:Whocanresistthepullofhercharm?归纳：pulldown拆毁；拆掉（房屋等）pullin（列车等）驶进、到站；（