牛津译林版(2019)选择性必修第三册Unit2OutofthisworldReading课文语法填空.docx
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1、Lifeonaspacestation1.ivinginspaceiseverywould-be(astronaut)dream.Mysix-monthstayonaspacestationhascometoanend,andithasbeena(challenge)butmagicaladventure.IbetyoudlovetoknowdailylifeislikeupinspaceandhowitdiffersfromontheEarth-thelowgravity(definite)makesordinarythingsstrange!The(strange)oflivinginsp
2、aceisapparentfromthemomentWesleep.Duetothenear(absent)ofgravityinspace,wehavetoattach(We)sothatWedon,tfloataround.Weusuallysleepin(privacy)quarters,aremorelikelargecupboards,orinsleepingbagsattachedthewallsortheceiling.It,sstrangethatWetrytosleepnopressureagainstourback,buttheunusualbedsdontbotherus
3、anymore.Afterabouteight(hour)ofsleep,Westartourdayofwork.Theroutinetasksthatoccupymostofthedayare(demand),theycanalsoextremelyrewarding.Ourmainmissionis(conduct)scientificresearch.Weneedtoevaluatetheeffectsoflowgravityanimalsandplants.Creaturessuchas(mouse),fishandmosquitoeshavealsobeensenttothestat
4、ion!Inalow-gravityenvironment,wecanIeammoreaboutchangesincellsmicroorganismsunderthemicroscope.Aswellas(do)thesebiologicalexperiments,Wecarryoutexperimentsinotherresearchfields.I(work)ononeexperimentwhichlocatesandtrackslightningoverlargeregionsoftheEarth.(hope),itwillcastnewlightontheEarth,sclimate
5、andleadtobetterlightningprotection.Withsomuch(go)on,thespacestationneedsalotofmaintenance,soWeconstantlychecksupportsystemsdosomecleaning.ThemostchallengingworktakesplaceWeneedtoperformtasksoutsidethespacestation,suchastestingnewequipment,monitoringscientificexperimentsrepairingthespacestation.Inthe
6、circumstances,it,stimeaspacewalk.First,Weputonourspacesuits,allowustobreatheinspaceandprotectusfrom(expose)tothecoldandradiation.ThenWeheadout,andsometimesperformtasksforhoursatatime,withthebeautifulEarthvisiblebelow.SplendidtheviewoftheEarthis,spacewalkingisnotasexcitingasyoumightthink.Its(probable
7、)themostdangerouswork,withpotentialriskssuchaselectricshocks.Thatseveryspacewalkiscarefullyplanned.Inviewofthelow-gravityenvironment,eating(be)alsodifferentinspace.Mostfoodisdriedorfreeze-dried.It,saluxurytoeatfreshfood,freshproducesuchasfruitandvegetablescanonlybedeliveredtothespacestationfromtheEa
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