scientists are developing unmanned planes阅读理解答案

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1、Scientistsaredevelopingunmannedplanes阅读理解答案　　阅读理解Scientistsaredevelopingunmannedplanes----calleddrones–thatcangatherweatherinformationfromtheatmosphere.36.__________________.　　Meteorologistssaytheirweatherforecastswouldbemoreaccurateiftheyhadinformationfrom

2、manypartsoftheatmosphere.Theyalreadyplacesatelliteandballoonsatdifferentaltitudestogatherinformation.Butthatinformationonlyhelpsexpertspredictweatherconditionsforthenextfewdays.37.________.Thisisveryimportantwheresudden,violentstormshappen.　　38._________Thi

3、swillhelpforecastersimprovepredictionsaboutlocalweatherconditions,.　　JameyJacobandotherscientistsattheuniversityaredevelopingsmalldronesthatdonotcostalotofmoneybutcanflyforhours,gatheringinformationfrommanyatmosphericlevels.Hesaysthedroneprogramshouldgivere

4、searchersalow-costwayofunderstandingstormsbetter,andimprovecomputer-basedforecasting.　　Thescientistshavedevelopingarounddronet　　　　hatcanhover(盘旋),rollonthegroundandthentakeoffagain.39.__________ProfessorChilsonsaysthedronecanmeasureatmosphericconditions,sen

5、dlivevideotoforecasters,andsearchforpeoplehurtinstorms.　　40.________Thatincludesmakingsurethedronesknowhowtostayawayfromotherplanes.TheysayitcouldbetwoyearsuntiladronecansafelyexaminetheEarth’sloweratmosphere.　　A.Oklahomaisagoodexample.　　B.Theseabilitiesare

6、neededforadronetoflyinstorms.　　C.Itdoesnothelppredictweatherchangesinthenextfewhours.　　D.Thesedronescouldhelpweatherexpertsimprovetheirpredict.　　E.Theirrealgoalistodevelopsystemsthatreallyreplaceweatherballoons.　　F.However,researchersstillhavealotofworktodo

7、beforethedronesareready.　　G.SoscientistsartOklahomaStateUniversityaredevelopingnewdronestogatherinformationfrommorepartsoftheEarth’satmosphere.　　36-40:DCGBF