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ID:51451564
大小:7.17 MB
页数:126页
时间:2020-03-23
《读写译4 ( 南方版 )大学英语教程4(南方版)读写译UNIT 1.ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Unit1ALIENLIFEPartILANGUAGESKILLKEYWORDSMADEEASYReadaloudthefollowingsentencesandfigureoutwhateachitalicizedwordmeans.TheClueintheparentheseswillhelp.1.Thescholarshavedebatedthisquestionforover200yearswithoutcomingtoasolution.(discussed)2.Provingthatextraterrestriallifedoesnotex
2、istis,bydefinition,impossible.(interplanetary)3.Plutoisaplanetthatisperpetuallydarkandfrozen.(forever)4.Venus’sdenseatmospherecreatescorrosiverainatitssurface.(erosive)5.Thejoboffindinglifeinourgalaxywouldbedaunting.(disheartening)6.Mostmainstreamscientistsareskepticalofencounte
3、rswithaliens.(doubtful)7.Atechnologicallyadeptspeciesmightfindusbeforeweareabletogolookingforit.(competent)8.Creatingaplausiblealienecosystemfromscratchisagreatchallenge.(beginning)9.Popularculturedepictsthousandsofhumanencounterswithextraterrestriallife.(describes)10.Good-heart
4、edindividualsshelterandaidthealiens,butthoseinpowerpersecutethem.(oppress)KEYWORDSMADEEASYA.Studythefollowingexpressions.encounterwithachancemeetingwith遭遇;意外地遇到inproportionto(ofparts)inharmoniousrelationto与……成比例besuggestiveofbeindicativeof引起联想的belikelytohavingahighprobabilityofo
5、ccurring很可能(发生某事)tendtoexhibitaninclinationoratendency有……的倾向KEYEXPRESSIONSINUSEB.Readaloudeachofthefollowingsentences.Seehowtheseexpressionsareused.Entiresubgenresofsciencefictionaredevotedtoencounterswithextraterrestriallife.Aliensfromsomefilmsusuallyhaveheadsthatarelargeinprop
6、ortiontotheirbodies.Thelackofpermanentphysicalformsseemstobesuggestiveofideasabouttheafterlife.Findingsimplerformsoflifeislikelytorequiresystematicobservationatcloserange.Moststoriestendtofocusononeortwospeciesfromanygivenworld.KEYEXPRESSIONSINUSEAretherealiensintheuniverse?This
7、isstillanopenquestion.Scientistshavebeenarguingoverthisissueforyearswithoutcomingtoanydefiniteassertions.However,thetypicalformofaliensdepictedinscience-fictions,moviesandTVserieshavelongbeeningrainedinpeople’sminds.Thesuddenpop-upofaliensinourseeminglymonotonouslifeenlivensalmo
8、stallthefamilieswhichfindthosemysteriousstories
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