英语阅读理解：气象卫星

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1、英语阅读理解：气象卫星　　Nowsatellitesarehelpingtoforecasttheweather.Theyareinspace,andtheycanreachanypartoftheworld.Thesatellitestakepicturesoftheatmosphere，becausethisiswheretheweatherforms。Theysendthesepicturestotheweatherstations.Someteorologistscanseetheweatherofa

2、nypartoftheworld.Fromthepictures,thescientistscanoftensayhowtheweatherwillchange.　　Today,nearlyfivehundredweatherstationsinsixtycountriesreceivesatellitepictures.Whentheyreceivenewpictures,themeteorologistscomparethemwithearlierones.Perhapstheymayfindthatth

3、ecloudshavechangedduringthelastfewhours.Thismaymeanthattheweatheronthegroundmaysoonchange,too.Intheirnextweatherforecast,themeteorologistscansaythis.　　Sotheweathersatellitesareagreathelptothemeteorologists.Beforesatelliteswereinvented,thescientistscouldfore

4、casttheweatherforabout24or48hours.Nowtheycanmakegoodforecastsforthreeorfivedays.Soon,perhaps,theymaybeabletoforecasttheweatherforaweekormoreahead。　　1.Satellitestravel__________.　　A.inspaceB.abovespaceC.abovethegroundD.intheatmosphere　　2.Whydoweusetheweather

5、satellitestotakepicturesoftheatmosphere?Because_______.　　A.cloudsformthereB.theweatherformsthere　　C.theweathersatellitescandoiteasilyD.thepicturescanforecasttheweather　　3.Meteorologistsforecasttheweather_______.　　A.withoutstudyingsatellitepictures　　B.before

6、theyreceivesatellitepictures　　C.whentheyhavereceivedsatellitepictures　　D.aftertheyhavecomparedthenewsatellitepictureswiththeearlierones　　4.Maybewe’llsoonbeabletoforecasttheweatherfor_________.　　A.onedayB.twodays　　C.fivedaysD.sevendaysorevenlonger　　5.Themain

7、ideaofthispassageisthatsatellitesarenowusedin__________.　　A.takingpicturesoftheearthB.receivingpicturesoftheatmosphere　　C.weatherforecastingD.doingotherworkinmanyways　　【答案及解析】　　这篇阅读材料向我们介绍了气象卫星在预报天气中所发挥的重要作用。如今，许多国家的气象站都是在接收到卫星云图后，由气象学家进行研究分析，然后预报天气的。在卫星的帮助

8、下，人们可以预测未来三五天或更长时间内的天气状况。　　1.A。本题属表层理解题。短文首句即是答案之所在。　　2.D。Fromthepictures，thescientistscanoftensayhowtheweatherwillchange是该小题答案的出处。　　3.D。答案就在themeteorologistscomparethemwithearlierones.Perhapstheymayfi