2019年中考英语二轮复习 阅读理解编习题（6）

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1、2019年中考英语阅读理解编习题（6）附答案【能力选练】A（2019中考科普环保类选练）Satellitesareanimportantpartofourordinarylives.Forexample,theinformationforweatherforecastsissentbysatellite.SomesatelliteshavecameraswhichtakephotographsoftheEarthtoshowhowcloudsaremoving.Satellitesarealsousedtoconnecto

2、urinternationalphonecalls. ComputerconnectionsoftheWorldWideWebandInternetalsousesatellites.ManyofourTVprogramscometoUSthroughsatellites.Airplanepilotsalsosometimesuseasatellitetohelpthemfindtheirexactlocation. Weusesatellitestosendtelevisionpicturesfromonepartoft

3、heworldtoanother.Theyareusually35，880kilometersabovetheequator.Sometimeswecanseeasatelliteintheskyanditseemstostayinthesameplace.Thisisbecauseitismovingaroundtheworldat11，000kilometersanhour—exactlythesamespeedthattheearthrotates.AsatellitemustorbittheEarthwithits

4、antennaefacingtheearth.Sometimes,itmovesawayfromitsorbit，Sotherearelittlerocketsonitwhichareusedtoputthesatellitebackintherightposition.Thisusuallyhappensabouteveryfiveorsixdays. Spaceisnotempty!Everyweek,moreandmoresatellitesaresentintospacetoorbittheEarth.Asatel

5、liteusuallyworksforabout10-12years.SatelliteswhicharebrokenaresometimesrepairedbyastronautsorsometimesbroughtbacktoEarthtoberepaired.Often，veryoldorbrokensatellitesareleftinspacetoorbittheEarthforaverylongtime.Thisisveryseriousbecausesomesatellitesusenuclearpowera

6、ndtheycancrashintoeachother.1.WhichofthefollowingisNOTdonebysatellitesaccordingtothepassage? A.Sendinginformationforweatherforecast.    B.TakingphotographsoftheEarth. C.SendingTVpictures.                     D.Providingfoodforairplanepilots.2.What’sthespeedtheeart

7、hrotatesat? A.35,880kilometersperhour.               B.335,880kilometersperhour. C.11,000kilometersperhour.               D.110,000kilometersperhour3.WhydoesthesatellitemovearoundtheworldatthesamespeedastheEarthrotates?A.Inordertotakephotographs.      B.Inordertos

8、tayinacertainpositionintheorbit.C.Inordertomoveawayfromitsorbit.D.Inordertosendtelevisionpictures.4.Whatdoestheunderlinedword“This”inthe3rdparagraphrefe