江苏高考英语专题检测（卷）[二十]阅读理解

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1、精品Word格式资料阅读理解(建议用时:25分钟)A体裁议论文题材禽流感的防治词数373Tiredness,coughing,arunnynoseandasorethroat—amongallsicknessesthereisprobablynonemorecommonthantheflu,whichweallgetnowandthen.However,birdfluisacompletelydifferentstory.Tenyearsago,theH5N1birdflusweptacross15countries,includingChina

2、,withsufferersreportingchestpain,difficultybreathing,feverandseverecoughing.Morethan600peoplewereinfected,andabout60percentdied.NowanothertypeofbirdfluhitShanghaiandthreeneighboringprovinces,andthistimethevirusiscalledH7N9.BytheafternoonofApril11,thenewvirushadtakennineliveso

3、utof35infected,accordingtoXinhuaNewsAgency.The“H”and“N”inthevirus’namereferstotwokindsofproteinsonthesurfaceofthevirus.Anychangeofthenumbersofthetwoproteinsindicatesanewmutation(变异).Mostofthemutationsonlyaffectbirds,suchaschickensandpigeons,anddon’tnormallyspreadtohumans.Buto

4、ncetheydo,theresultscanbedisastrous.“Anytimeananimalinfluenzaviruscrossestohumans,itisacauseforconcern,”MalikPeiris,virologist(病毒学家)attheUniversityofHongKong,toldNaturemagazine.TaketheSARSepidemic(传染病)10yearsagoasanexample.Thevirusbehindthediseaseisthoughttohavejumpedtohumans

5、fromanimals.Theviruswasacomplete“stranger”tohumanbodies,whichhadn’tdevelopedanimmunityagainstit.ButthereissomethingmoreaboutthenewH7N9birdflu.UnliketheH5N1birdflu,whichcausesseveresicknessinbirds,theH7N9hasbeenevolvingundertheradar(悄悄地)sinceittravelsbetweenbirdswithoutcausing

6、noticeableillness.Thatmakesitdifficulttokeeptrackofthedisease.Thegoodnewsisthatthere’ssofarnosignthatthevirusisspreadingfrompersontoperson.Butsincethereisnovaccineforthediseaseyet,theWorldHealthOrganizationrecommendsthatyouwashyourhandsaftermeetingwithsickpeopleandbeforeandaf

7、teryoueat专业整理精品Word格式资料orpreparefood,andtheyalsosuggestavoidingcontactwithbirdsortheireggs.1.WhichofthefollowingstatementsisTRUEaccordingtothetext?A.TheH5N1birdfluturnedouttohavesomethingtodowiththeSARSepidemic.B.Morethan600peopleacrosstheworlddiedfromtheH5N1birdflutenyearsag

8、o.C.Mostofthemutationsoftheproteinsinthebirdfluvirusareharmfultoboth