中国最大的教育门户E度高考网www.gaokao.com说明文类(I)★WatergoesaroundandaroundEarthinaneverendingjourneycalledthewatercycle（循环）.Thesunheatsuplakes,oceans,andotherwetplacesonEarth.Whenthewatergetswarmenough,itchangesintovapour.Plantsalsogiveofflotsofwatervapour.Someofthiswatervapourcoolsoffhighintheskyandbecomesclouds.ThenitfallsbacktoEarthinanewplaceasrainorsnow.Thiscyclehappensoverandoveragain.Thegroundcanabsorbwaterlikeasponge(海绵).Ifyoucouldseethisgroundwater,itwouldn’tlooklikealakeorriver.Thegroundwaterismixedinwiththerocksandsandthatlieinlayers(层)belowEarth’ssurface.Groundwatermovesalongslowly.Howslowly?Maybe1.5kilometresinonecentury.Someofthiswaterhasbeenundergroundforthousandsofyears.Andoncegroundwaterispumpedoutofthegroundfromadeepwell（井）bypeople,itmaytakehundredsofyearsforanotherwatertotakeitsplace.35.InwhichorderdoeswatergoaroundEarth?a.Falldownasrainorsnow.b.Heatedupbythesunonlakes,oceansandotherwetplaces.c.Cooloffhighinthesky.d.Formclouds.e.Changeintovapour.A.dacbeB.becdaC.caebdD.bceda36.Thegroundwaterseemsto________.A.bejustonthegroundB.bepurewaterlikethatinalakeorriverC.existinrocksandsandD.flowalonglikeriversorstreams37.Theunderlinedword“pumped”inthepassagecanbereplacedby________.A.runB.pushedC.drawnD.picked38.Whatconclusion（结论）canwedrawfromthepassage?A.Groundwatercanbequicklyreplacedbyotherwateroncepumpedout.B.Groundwaterisveryvaluable.C.Groundwaterhasnothingtodowithhumanbeings.D.Groundwatertravelinanunknownway.1-4BCCB(II)★★★Satellitesareanimportantpartofourordinarylives．Forexample,theinformationforweatherforecastsissentbysatellite．SomesatelliteshavecameraswhichtakephotographsoftheEarthtoshowhowcloudsaremoving．Satellitesarealsousedtoconnectourinternationalphonecalls．中国最大的教育门户网站E度高考网www.gaokao.com中国最大的教育门户E度高考网www.gaokao.comComputerconnectionsoftheWorldWideWebandInternetalsousesatellites.ManyofourTVprogramscometoUSthroughsatellites．Airplanepilotsalsosometimesuseasatellitetohelpthemfindtheirexactlocation．Weusesatellitestosendtelevisionpicturesfromonepartoftheworldtoanother．Theyareusually35，880kilometersabovetheequator．Sometimeswecanseeasatelliteintheskyanditseemstostayinthesameplace．Thisisbecauseitismovingaroundtheworldat11，000kilometersanhour—exactlythesamespeedthattheearthrotates．AsatellitemustorbittheEarthwithitsantennae(天线)facingtheearth．Sometimes,itmovesawayfromitsorbit，Sotherearelittlerocketsonitwhichareusedtoputthesatellitebackintherightposition．Thisusuallyhappensabouteveryfiveorsixdays．Spaceisnotempty!Everyweek,moreandmoresatellitesaresentintospacetoorbittheEarth．Asatelliteusuallyworksforabout10-12years．SatelliteswhicharebrokenaresometimesrepairedbyastronautsorsometimesbroughtbacktoEarthtoberepaired．Often，veryoldorbrokensatellitesareleftinspacetoorbittheEarthforaverylongtime．Thisisveryseriousbecausesomesatellitesusenuclearpowerandtheycancrashintoeachother．1．WhichofthefollowingisNOTdonebysatellitesaccordingtothepassage?A．Sendinginformationforweatherforecast．B．TakingphotographsoftheEarth．C．SendingTVpictures．D．Providingfoodforairplanepilots．2．What’sthespeedtheearthrotatesat?A．35,880kilometersperhour．B．335,880kilometersperhour．C．11,000kilometersperhour．D．110,000kilometersperhour3．WhydoesthesatellitemovearoundtheworldatthesamespeedastheEarthrotates?A．Inordertota...
