2010年卫生职称英语阅读理解

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1、2010年职称英语阅读50篇(蓝色标题为2010年新增文章)第四部分阅读理解第一篇：BringingNanotechnologytoHealthCareforthePoor(C级)Nanotechnologyusesmatteratthelevelofmoleculesandatoms.Researchersarefindingdifferentusesforparticleswithalengthofonenanometer,orone-billionthofameter.Theseincludethingslikebeautyprod

2、ucts1anddirt-resistantclothing.Butoneareawheremanyexpertsbelievenanotechnologyholdsgreatpromiseismedicine.Lastweek,speakersataprograminWashingtondiscussedusingnanotechnologytoimprovehealthcareindevelopingcountries.TheprogramtookplaceattheWoodrowWilsonInternationalCenterfo

3、rScholars.PeterSingerattheUniversityofTorontosaysananotechnologycalledquantumdots2couldbeusedtoconfirmcasesofmalaria.Hesaysitcouldofferabetterwaythanthetraditionalprocessoflookingataperson'sbloodunderamicroscope.Inpoorcountries,thisprocessisoftennotfollowed.Asaresult,sick

4、peoplemaygettreatedformalariaeveniftheydonothaveit.Suchmisuseofmedicinescanleadtodrugresistance.Quantumdotsareparticlesthatgiveoff3lightwhenactivated.Researchersarestudyingwaystoprogramthemtoidentifydiseasesbylightingupinthepresenceofatargetedmolecule.4Expertssaynanotechn

5、ologyshowspromisenotjustfordiagnosingdiseases,butalsofortreatingthem.PiotrGrodzinskioftheNationalInstitutesofHealth5talkedabouthownanotechnologycouldmakedrugsmoreeffective.Hetalkedaboutcancerdrugsalreadydevelopedwithnanotechnology.Hesaysifadrugcantargetacancerlocallyinthe

6、body,thenmuchlessofitmightbeneeded,andthatmeanslowersideeffects.6AndrewMaynardischiefscientistfortheProjectonEmergingNanotechnologiesattheWoodrowWilsonCenter.HenotedthatBrazil,India,ChinaandSouthAfricaarecurrentlydoingnanotechnologyresearchthatcouldhelppoorcountries.Buthe

7、alsonotedthatthereissomeriskinusingnano-materials.Hesaysnanometer-sizedparticlesbehavedifferentlyinthebodyandtheenvironmentcomparedtolargerparticles.7Expertssaymoreinvestmentinresearchisneededtobetterunderstandtheserisks.练习：1.WhichofthefollowingusesofnanotechnologyisNOTme

8、ntionedinthepassage?A)Tomakebeautyproductsanddirt-resistantclothing.B)Toproducebetterandlighterb