2010年职称英语卫生类A级模拟试题阅读理解

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1、BringingNanotechnologytoHealthCareforthePoor　　Nanotechnologyusesmatteratthelevelofmoleculesandatoms.Researchersarefindingdifferentusesforparticleswithalengthofonenanometer,orone-billionthofameter,Theseincludethingslikebeautyproducts1anddirt-resistantclothing.Butoneareawheremanyexpertsbeli

2、evenanotechnologyholdsgreatpromiseismedicine.　　Lastweek,speakersataprograminWashingtondiscussedusingnanotechnologytoimprovehealthcareindevelopingcountries.TheprogramtookplaceattheWoodrowWilsonInternationalCenterforScholars.PeterSingerattheUniversityofTorontosaysananotechnologycalledquantu

3、mdots2couldbeusedtoconfirmcasesofmalaria.Hesaysitcouldofferabetterwaythanthetraditionalprocessoflookingataperson’sbloodunderamicroscope.　　Inpoorcountries,thisprocessisoftennotfollowed.Asaresult,sickpeoplemaygettreatedformalariaeveniftheydonothaveit.Suchmisuseofmedicinescanleadtodrugresist

4、ance.Quantumdotsareparticlesthatgiveoff3lightwhenactivated.Researchersarestudyingwaystoprogramthemtoidentifydiseasesbylightingupinthepresenceofatargetedmolecule.4　　Expertssaynanotechnologyshowspromisenotjustfordiagnosingdiseases,butalsofortreatingthem.PiotrGrodzinskioftheNationalInstitute

5、sofHealth5talkedabouthownanotechnologycouldmakedrugsmoreeffective.Hetalkedaboutcancerdrugsalreadydevelopedwithnanotechnology.Hesaysifadrugcantargetacancerlocallyinthebody,thenmuchlessofitmightbeneeded,andthatmeanslowersideeffects.6　　AndrewMaynardischiefscientistfortheProjectonEmergingNano

6、technologiesattheWoodrowWilsonCenter.HenotedthatBrazil,India,ChinaandSouthAfricaarecurrentlydoingnanotechnologyresearchthatcouldhelppoorcountries.Buthealsonotedthatthereissomeriskinusingnano-materials.Hesaysnanometer-sizedparticlesbehavedifferentlyinthebodyandtheenvironmentcomparedtolarge

7、rparticles7.Expertssaymoreinvestmentinresearchisneededtobetterunderstandtheserisks.　　词汇：　　nanotechnology/5nAnEutek7nlEdZI/n纳米技术matter/5mAtE/n.物质　　molecule/5mClikju:l,5mEu-/n.分子atom/5AtEm/n.原子　　nanometer/5neinE7mi:tE/n.纳米，毫微米(长度单位，=10-9m)one-billionthn.十亿分之一dirt-resi