全国高等教育自学考试 大学英语(二)复习资料Unit 2 B

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1、TextB　WorldswithinWorldsNewWords　　1.planetn.行星　　2.revolvevi.旋转；绕转　　3.solara.太阳的，日光的；利用太阳光的　　4.largelyad.1.大量地；2.主要地　　5.glittervi.闪闪发光，闪烁　　n.闪光　　6.cloudlessa.无云的，晴朗的　　7.unlikelya.未必可能的；靠不住的　　8.astronautn.宇航员　　9.thrillinga.1.令人激动的；2.颤动的，震颤的　　10.outera.外部的　　11.whereascon

2、j.而，却；反之　　12.lessera.较小的，更少的，次要的　　13.concerneda.1.有关的；2.关切的，担心的　　14.microscopica.1.显微镜的；2.微观的；3.微小的，细微的　　15.whilstconj.1.当…时；2.然而；3.虽然，尽管　　16.plateau([复]plateaus或plateaux)n.高原　　17.tropicala.1.热带的；2.炎热的　　18.coloureda.有色的　　19.religionn.宗教；宗教信仰　　20.circumstancen.[pl.]情况，

3、环境；境遇　　PhrasesandExpressions　　1.agreatmany很多　　2.aboveall首先，首要　　3.asarule通常；一般说来　　togetherwith和　　Firstofallletusconsidertheearth(thatistosay,theworld)asaplanetrevolvingroundthesun.Theearthisoneofnineplanetswhichmoveinorbitroundthesun.Thesenineplanets,togetherwiththesun

4、,makeupwhatiscalledoursolarsystems.Howthiswonderfulsystemstartedandwhatkeptitworkingwithsuchwonderfulaccuracyislargelyamysterybutastronomerstellusthatitisonlyoneofmillionsofsimilarsystemsinspace,andoneofthesmallest.　　Thestarswhichweseeglitteringintheskyonadarkandcloud

5、lessnightarealmostcertainlythesunsofothersolarsystemsmoreoflesslikeourown,buttheyaresofarawayinspacethatitisunlikelythatweshallevergettoknowvery　　　　　muchaboutthem.Aboutourownsolarsystem,however,wearelearningmoreeveryday.　　BeforetheAmericanandRussianastronautsmadetheir

6、thrillingjourneysintoouterspaceitwasdifficultforustorealizewhatourearthlookedlikefromhundredsofthousandsofmilesaway,butthephotographswhichtheastronautswereabletotakeshowustheearthinspacelookingnotverydifferentfromwhatthemoonlookslikewhenwelookatitfromtheearth.Theearth

7、is,however,verydifferentfromthemoon,whichtheAmericanastronautshavefoundtobewithoutlifeorvegetation,whereasourearthisverymuchaliveineveryrespect.Themoon,bytheway,iscalledasatellitebecauseitgoesroundourearthaswellasroundthesun.Inourwords,itgoesroundthesunwithourearth.　　

8、Thesurfaceofourearthiscoveredbymassesoflandandlargerareasofwater.Letusconsiderthewaterareasfirst.Thetotalwaterareaisaboutthr