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公共英语三级阅读理解日常练习题(带答案)公共英语三级阅读理解日常练习题(带答案)面对慢慢靠近的年月公共英语三级,不少考生已经进入了20239仔细备考阶段,下面,我送上一篇公共英语三级阅读理解日常练习题,供大家练习Flying over a desertarea inan airplane,two scientists looked downwithtrained eyesat treesandbushes.After anhours flight,one of thescientists wrotein hisbook,Look herefor probablemetal.Scientistsin anotherairplane,flying overa mountainarea,sent amessage tootherscientists on the ground,Gold possible.Walking acrosshilly ground,fourscientists reported,This groundshould besearched formetal.From anairplaneoverahilly wasteland a scientistsentback byradio oneword:Uranium.None of the scientistshad X-ray eyes:they hadno magicpower oflookingdown belowtheearth ssurface.They weremerely puttingto useoneofthenewest methodsof locatingminerals inthe ground...treesand plantsas signsthat certainminerals maylie beneaththegroundonwhichthe treesand plantsare growing.This newestmethod ofsearching for minerals isbased on the factthatminerals deepin theearthmay affectthe kindof bushesand treesthatgrow in the surface.(小溪)At WatsonBar Greek,a brooksix thousandfeet highin themountainsof BritishColumbia,Canada,a mineralsearch groupgatheredbags oftree seeds.Boxes werefilled withsmallbranchesfrom the trees.Roots weredug andput intoboxes.Each bagand boxwascarefullymarked.In ascientific laboratory,the partsof theforesttrees wereburned toashes andtested.Each smallpart wasexaminedto learnwhether there were mineralsin it.Study ofthe roots,branches,and seedsshowed nosilver.But thereweresmall amountsofgold in the rootsandalittle lessgold in thebranches andseeds.The seeds growing nearest to thetreetrunks hadmoregold than those growing onthe ends ofthe branches.
26.Scientists wereflying overa desertor ahilly wastelandor.a mountainarea inorder tosearchforin theground.A.goldB.silverC.uraniumD.minerals
27.The studyof trees,branches androots showsthatA.there werelarger amountsof goldin thebranches thanin theseedsB.there weresmaller amountsof goldin theroots thaninthe branchesC.therewereless amountsof goldintheseeds growingontheendsof branches than seedsgrowing nearestto thetree trunksD.there wasmore goldinthebranchesthanintheroots
28.Which isthe besttitle suggestedbelowA.Scientists Searching for Metalswith SpecialPowerB.New Methodsof Searchingfor MineralsC.Gold CouldBe Foundby Treesand PlantsD.A NewMethod ofSearchingforMinerals--Using Treesand Plants
29.Which ofthe followingis NOTmentioned aspart ofa treethatcan helpfind mineralsA.LeavesB.RootsC.BranchesD.Seeds
30.The scientistswere searchingformineralsby usingA.X-rayB.magic powerC.a specialinstrumentD.trained eyes答案及解析语义理解题依据文章第一段的内容提到各种金属,而这些
26.D金属元素是包含在矿里的.故本题选择()mineral D.细节题从文中最终一句
27.C Theseedsgrowingnearesttothetree长(trunks hadmore goldthanthosegrowingontheendsofthebranches.在最接近树干上的种子比长在树枝根部的种子要含有更多的金元素)可知答案故本题选择c.主旨题通读全文可知文章的大部分(其次至五段)都在叙述
28.D通过植物来查找矿藏故本题选择D.细节题从最终一段可知,通过讨论和
29.A roots,branches seeds可判定地下是否有矿产,而在文章中却没有提到故本题选择leavesA.细节题从文章第一段的第一句
30.D twoscientistslookeddown with两位科学家用受过训练的眼睛观看trained eyesat treesand bushesC树木和灌木)可知答案故本题选择D.文档内容到此结束,欢迎大家下载、修改、丰富并分享给更多有需要的人。