语法课后练习答案1-3

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1、Ex.1A1.A.hishomeworkB.quickly,toplay2.A.ThehugeblackhorseB.therace3.A.havethoughtaboutB.goingintospace4.A.warmsupandcrawlsB.outofthebag1.A.oneofthemostbeautifulplanetstolookatthroughatelescopeB.becauseofthemanyringsthatsurroundit6.A.165yearsB.tocompl

2、eteitspath,ororbit,aroundthesun7.A.youandyourbrotherB.Howmanypairsofshorts8.A.themostexpensivemeallistedonthemenuB.what9.A.an"OutdoorCode"B.theirmembers10.A.canblowB.asfastas180miles(290kilometers)anhour11.A.ThespiralofheatedairandmoistairB.totwistan

3、dgrowandspin12.A.Thedirectionahurricane'sspiralmovesB.counterclockwise13.A.doesnotshineB.Atthenorthpole;forhalfoftheyear14.A.ThecoldwindsthatblowoffoftheArcticOceanB.averycoldplace15.A.mighthavebeenB.guiltyofmurderEx.IB1.SVCWithinthestrickenarea,nota

4、singlesoulremainedalive,andthecitycentrelookedasifithadbeenrazedbyamonstersteam-roller.2.SVThebombexploded1,000ft.abovetheground.3.SVOOnAugust6,1945,anAmericanaircraftdroppedabombontheJapanesetownofHiroshima.4.SVoOThreedayslater,yetanotherbombofthes

5、amekindgavethetownofNagasakithesamefatalblow.5.SVOCTheexplosionmadeoneandahalfsquaremilesofthecityanexpanseofreddishrubble.6.SVAWithinthefractionofasecond,thebombchangedfromametalcylinderintoanimmensemassofexpandinggas,millionsofdegreeshot.7.SVOAAtre

6、mendousblastofhotairwhirledthedebrisofstone,concrete,metal,andwoodovertheground.1C1.WaldenPond,oncepraisedbyThoreauforitsnaturalbeauty,isnowthesiteofmanytouriststands.2.Almosteverysummernightthecoolingnortheastwindsweptthroughourbedroomwindows,making

7、airconditioningunnecessaryandalightblanketwelcome./Sweepingthroughourbedroomwindowsalmosteverysummernight,thecoolingnortheastwindmade...3.Thesteepsurroundingslopeswerecappedwithsnow,whichfedtwostreamsplungingdowntojoininthevalleybelow.4.Withtheriver

8、ononesideandalargetreeprovidingshade,thisisagoodspotforapicnic,andwecanspreadourblanketonthegrassyknoll.5.Pantingforbreathafterrunningupthestairs,Mr.Woodstoodathisneighbour'sdoorandknockedagainandagaintillsomeoneopenedit.6.ThetownfolkenviedHorace,who