问题标题:
Scientists(科学家)aretryingtomakethedeserts(沙漠)intogoodlandagain.Theywanttobringwatertothedeserts,sopeoplecanliveandgrowfood.Theyarelearningalotaboutthedeserts.Butmoreandmoreoftheearthis
问题描述:

Scientists(科学家)aretryingtomakethedeserts(沙漠)intogoodlandagain.Theywanttobringwatertothedeserts,sopeoplecanliveandgrowfood.Theyarelearningalotaboutthedeserts.Butmoreandmoreoftheearthisbecomingdesertsallthetime.Scientistsmaynotbeabletochangethedeserts.Scientiststhinkthatpeoplemakedeserts.Peoplearedoingbadthingstotheearth.
Someplacesontheearthdon’tgetmuchrain.Buttheystilldon’tbecomedeserts.Thisisbecausesomegreenplantsaregrowingthere.Smallgreenplantsandgrassareveryhelpfultodry(干旱的)places.Plantsdon’tletthehotsunmaketheearthevendrier.Plantsdon’tletthewindblowtheearthaway.Whenalittlebitofrainfalls,theplantsholdthewater.Withoutplants,thelandcanbecomedesertsmuchmoreeasily.
小题1:Whycanthelandbecomedeserts?

A.Someplacesdon’tgetmuchrain.
B.Plantsdon’tletthehotsunmaketheearthevendrier.
C.Peopledon’tkeeptheearthwell.
D.Scientistshaven’tlearntenoughaboutthedeserts.
小题2:Scientistsare tomakethedesertsintogoodlandagain.A.carryingwaterB.growingfoodC.doingnothingD.studyingalot小题3:WhichisNOTtrue?A.Thelandneverstopsbecomingdeserts.B.Scientistsaskpeopletoliveinthedesertsandgrowfoodthere.C.Peopledobadthingstotheearth.D.Scientistsmaynotbeabletochangethedeserts.小题4:Whyaregreenplantsandgrasshelpful?A.Theycanholdthewater.B.Theycankeeptheearthwet.C.Theycanstopthewindfromblowingtheearthaway.D.Alltheabove.小题5:Whichisthebesttitle(题目)forthepassage?A.TheDesertProblemB.PeopleMakeDesertsC.GreenPlantsandGrassD.TheDeserts,theTreeandtheWater

楼森回答:
  小题1:C小题2:D小题3:B小题4:D小题5:A   
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《Scientists(科学家)aretryingtomakethedeserts(沙漠)intogoodlandagain.Theywanttobringwatertothedeserts,sopeoplecanliveandgrowfood.Theyarelearningalotaboutthedeserts.Butmoreandmoreoftheearthis|小学科学问答-字典翻译问答网》
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