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上海市延安中学2017届高三上学期周测（十）英语试题-十一选十WORD版含答案.doc

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SectionB(10)Directions:Completethesentenceswiththewordsorphrasesinthebox.Eachwordcanonlybeusedonce.Thereisoneextrawhichyoudonotneed.(F=BC，G=ABC，H=AB，I=AD，J=BD，K=ABD)A.challengesB.provideC.investD.criticalE.geneticF.cureG.issueH.infantI.deliverJ.focusK.conventionalIn2003,theGatesFoundationlaunchedaprojectcalledGrandChallengesGlobalHealth.WhatIlikeaboutitisthewaytheGatesFoundationapproachedsolvingthisproblem.Theydidn’tsay,"We,therichWesternfoundation,willnow___41___andthen___42___instructionsandwritesomechecks.Theysaid,“Let’scooperatehorizontallyondefiningboththeproblemandthesolutions----let'screatevaluethatway----andthen[thefoundation]will___43___ourmoneyinthesolutionswebothdefine.”SotheGatesFoundationplacedadsontheWebandinmore___44____channelsacrossboththedevelopedandthedevelopingworlds,askingscientiststorespondtoonebigquestion:What.arethebiggestproblemsthat,ifscienceattendedtothemandsolvedthem,couldmostdramaticallychangethefateoftheseveralbillionpeopletrappedintheevilcycleofhigh___45___deathrate,lowlifeexpectancy,anddisease?Thefoundationgotabouteightthousandpagesofideasfromhundredsofscientistsfromaroundtheworld,includingNobelPrizewinners.ItthencollectedthroughthemandcutthemdowntoalistoffourteenGrandChallenge----challengewhereatechnologicalinnovationcouldremovea___46___barriertothesolvingofanimportanthealthprobleminthedevelopingworld.Inthefallof2003,thesefourteenGrandChallengesworldwide.Theyincludethefollowing:Howtocreateeffectivesingle-dose(单剂量)vaccines(疫苗)thatcanbeusedsoonafterbirth,howtopreparevaccinesthatdonotrequirerefrigeration,howtodevelopneedle-freedeliversystemsforvaccines,howtobetterunderstandwhichimmunological(免疫系统的)responses___47___protectiveimmunity,howtobettercontrolinsectsthatcarryagentsofdisease,howtodevelopa___48___orchemicalstrategytodisableaninfectiousinsectpopulation,howtocreateafullrangeofthemostfavorablebioavailablenutrientsinasinglestapleplantspecies,andhowtocreateimmunologicalmethodsthatcan___49___chronic(慢性的)infections.Withinayear,thefoundat