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1、新东方在线职称英语频道(http://zhicheng.koolearn.com/)分享2015职称英语理工类A级真题(阅读理解) 第4部分：阅读理解(第31—45题，每题3分，共45分) 下面有3篇短文，每篇短文后有5道题。请根据短文内容，为每题确定1个最佳选项。第一篇FaceMasksMayNotProtectfromSuper-Flu IFasuper-flustrikes,facemasksmaynotprotectyou.Whetherwidespreaduseofmaskswillhelp,
2、orharm,duringthenextworldwidefluoutbreakisaquestionthatresearchersarestudyingfuriously.Noresultshavecomefromtheirmaskresearchyet.However,thegovernmentsayspeopleshouldconsiderwearingthemincertainsituationsanyway,justincase. Butit’saquestionthepublickeepsask
3、ingwhilethegovernmentaremakingpreparationsforthenextflupandemic.SotheCentersforDiseaseControlandPrevention(CDC)cameupwithpreliminaryguidelines.“Wedon’twantpeoplewearingthemeverywhere,”saidtheCDC.“Theoverallrecommendationreallyistoavoidexposure.” Whenthat’s
4、notpossible,theguidelinessaytoconsiderwearingasimplesurgicalmaskifyouareinoneofthethreefollowingsituations.First,you’rehealthyandcan’tavoidgoingtoacrowdedplace.Secondtyou’resickandthinkyoumayhaveclosecontactwiththehealthy,suchasafamilymember新东方在线职称英语频道(http
5、://zhicheng.koolearn.com/)分享checkingonyou.Third,youlivewithsomeonewho’ssickandthusmightbeintheearlystagesofinfection,butstillneedtogoout. Influenzapandemicscanstrikewhentheeasy-to-mutatefluvirusshiftstoastrainthatpeopleneverhaveexperienced.Scientistscannot
6、predictwhenthenextpandemicwillarrive,althoughconcernisrisingthattheAsianbirdflumighttriggeroneifitstartsspreadingeasilyfrompersontoperson. Duringtheflupandemic,youshouldprotectyourself.Avoidcrowds,andavoidclosecontactwiththesickunlessyoumustcareforsomeone.
7、Whyaren’tmasksaddedtothisself-protectionlist?Becausetheycanhelptrapvirus-ladendropletsflyingthroughtheairwithacoughorsneeze.Simplesurgicalmasksonlyfilterthelargerdroplets.Besides,theCDCisafraidmasksmaycreateafalsesenseofsecurity.Perhapssomeonewhoshouldhaves
8、tayedhomewoulddonanill-fittingmaskandhoponthesubwayinstead. Nordoesfluonlyspreadthroughtheair.Saysomeonecoversasneezewithhisorherhand,thentouchesadoorknoborsubwaypole.Ifyoutouchthatspotnextandthenputg
