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英语阅读(三)AConsideredasacontinuousbodyoffluid（流体）,theatmosphere（大气）isanotherkindofocean.Yet,inviewofthetotalamountofrainandsnowonlandareasinthecourseofayear,oneofthemostamazingwaterfactsistheverysmallamountofwaterintheatmosphereatanygiventime.Thevolume（体积）ofthelowersevenmilesoftheatmosphere,whereweathereventstakeplace,isroughlyfourtimesthevolumeoftheworld’soceans.Buttheatmospherecontainsverylittlewater.Itischieflyintheformofvapor（蒸气）,someofwhichiscarriedoverlandbyaircurrents.Ifallvaporsuddenlyfellfromtheairontotheearth’ssurface,itwouldformalayeronlyaboutoneinchthick.Aheavyrainstormonagivenareamayuseuponlyasmallpercentageofthewaterfromtheairmassthatpassesover.How,then,cansomelandareasreceivemorethan400inchesofrainperyear?Howcanseveralinchesofrainfallduringasinglestorminafewminutesorhours?Theansweristhatrain—producingairmassesarealwaysmoving,andasthedrivingairmassmoveson,newdampairtakesitsplace.Thebasicsourceofmostwatervaporistheocean.Evaporation（蒸发）,vaportransport,andrainfallmakeupthecontinuousmovementofwaterfromoceantoatmospheretolandandbacktothesea.Riversreturnwatertothesea.Intheunderground,flowingbodiesofwatersendoutsomewaterdirectlyintoriversandsomedirectlytothesea.1．Whatmighthavebeendiscussedinthepreceding（在前的）paragraphs？A．Theocean.B．Theearth.C．Therainfall.D．Theatmosphere.2．Itcanbeinferredfromthepassagethat.A．theatmospherehasalotofwaterinitwhenitgoesaroundB．thewaterintheatmosphereispurerthanthatintheworld’soceansC．theamountofwaterintheatmosphereisgreaterthanthatintheoceansintheworldD．thesmallamountofwaterintheatmosphereplaysanimportantpartintherainfallontheearth3．Whichfactdoesthispassageleadustobelieve？A．Thevolumeoftheatmosphereisfourtimesthatoftheworld’soceansB．ThewaterintheoceansinthemainsourceofrainandsnowonlandareasC．TheatmosphereismainlymadeupofthevaporcarriedoverlandbyaircurrentsD．TheearthcannotsupportthewaterintheatmosphereifitfallsdownontotheearthsuddenlyBTheAtlanticOcean,namedforthelostislandofAtlantisinveryoldstories,hasmadeupfortheromanticbeginningofitsnamebybecomingthemostimportantbusinesshighwayintheworld;yettraces（痕迹）ofromancearecontinuallymixedwiththebusinessofthesea.Forinstance,theSpanishadventurerswhofirstsoughtgoldandsilverinAmericafrequentlyfoundtheirshipsstoppedbecausetherewasnowind,usuallyontheedgeofthesteadytradewinds—about30degreesnorthorsouthlatitude（纬度）.Asailingshipcouldcarryonlysomuchwater,andasitlaystillunderahotsunfordaysorweeks,theseverepainsofthirstwouldmakeanyonedyingorgoawayforever.Thehorsesweregenerallythefirstvictims（牺牲品）;theyhadtobethrownoverboardwhentheydiedorbecamemadwiththirst.BecausetheSpanishgentlementhoughthighlyoftheirhorses,evenbelievingtheyhadsoulsaftertheirdeath,theysufferedbitterregretandbelievedtheghosts（灵魂）oftheproudwarhorseswouldsooftencometothescene;andtheysawtherestlessspiritsintheirdreamsandrelatedtheirdreamstosailors.Whenevertheseamenpassedthatway,theywouldseeinthewavesorcloudsimagesofwildhorsesbearingdownonthem;theybegantocallthebroadbeltsofcalmthe“horselatitudes,”theromanticnamebywhichtheyareknowntoday.4．Accordingtothepassage,Atlantis.A．probablydidnotexistevenlong,longagoB．wasanislandnamedaftertheoceaninwhichitwassupposedtohaveexistedC．wassurelyanactualislandwhichhaddisappearedD．wasthenameofanislandgivenbytheSpanishadventurers5．TodaytheAtlanticis.A．romantic,ratherthanbusinesslikeB．completelylackinginromanceC．lessimportanttobusinessthaninthedaysofthesailingshipsD．moreimportanttobusinessthaninthedaysofthesailingships6．Theareaof“horselatitudes”wasdangerousbecause.A．shipscouldeasilysinkthereB．therewasnowindthereC．shipswereoverloadedwithhorsesD．thereweresoulsofdeadhorsesoftenmakingtroubletoseamen7．Dyinghorseswereprobablythrownoverboardinorderto.A．savewaterB．lightentheshipC．sparethemtheseriouspainsofthirstD．sparethementhetroubleofcaringforthemCLikefinefood,goodwritingissomethingweapproach（接近）withpleasureandenjoyfromthefirsttastetothelast.Andgoodwriters,likegoodcooks,donotsuddenlyappearfull–blown.Quitethecontrary,justasthecookhastoundergo（经历）anintensivetraining,masteringtheskillsofhistrade,thewritermustsitatdeskanddevotelonghourstoachievingastyleinhiswriting,whateveritspurposeis—schoolwork,mattersofbusiness,orpurelysocialcommunication.Youmaybesurethatthemorepainstakingtheeffort,themoreeffectivethewriting,andthemorerewarding.Therearestillsomeremoteplacesintheworldwhereyoumightfindapublicscribetodoyourbusinessorsocialwritingforyou,forafee.Thereareafewmanagerswhoareluckyenoughtohavetheserviceofthatrarekindofsecretarywhocantakecareofallsortsofletterwritingwithnomorethanaquicknotetoworkfrom.Butformostofus,ifthereisanywritingtobedone,wehavetodoitourselves.Wehavetowriteschoolpapers,businesspapersorhomepapers.Weareconstantlycalledontoputwordstopaper.Itwouldbedifficulttocountthenumberofsuchwords,messages,lettersandreportsputintothemailsordeliveredbyhand,butthedailyfiguremustbeverygreat.Whatismore,everyonewhowritesexpects,oratleasthopes.Wewantwhateverwewritetoberead,fromfirstwordtolast,notjustthrowninto“letters-to–be-read”file（文件）orintoawastepaperbasket.Thisisthereason