江苏高考英语专题检测卷[二十]阅读理解

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1、专业资料分享阅读理解(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,theH5N1birdflusweptacross15count

2、ries,includingChina,withsufferersreportingchestpain,difficultybreathing,feverandseverecoughing.Morethan600peoplewereinfected,andabout60percentdied.NowanothertypeofbirdfluhitShanghaiandthreeneighboringprovinces,andthistimethevirusiscalledH7N9.Bytheaftern

3、oonofApril11,thenewvirushadtakenninelivesoutof35infected,accordingtoXinhuaNewsAgency.The“H”and“N”inthevirus’namereferstotwokindsofproteinsonthesurfaceofthevirus.Anychangeofthenumbersofthetwoproteinsindicatesanewmutation(变异).Mostofthemutationsonlyaffectb

4、irds,suchaschickensandpigeons,anddon’tnormallyspreadtohumans.Butoncetheydo,theresultscanbedisastrous.“Anytimeananimalinfluenzaviruscrossestohumans,itisacauseforconcern,”MalikPeiris,virologist(病毒学家)attheUniversityofHongKong,toldNaturemagazine.TaketheSARS

5、epidemic(传染病)10yearsagoasanexample.Thevirusbehindthediseaseisthoughttohavejumpedtohumansfromanimals.Theviruswasacomplete“stranger”tohumanbodies,whichhadn’tdevelopedanimmunityagainstit.ButthereissomethingmoreaboutthenewH7N9birdflu.UnliketheH5N1birdflu,wh

6、ichcausesseveresicknessinbirds,theH7N9hasbeenevolvingundertheradar(悄悄地)sinceittravelsbetweenbirdswithoutcausingnoticeableillness.Thatmakesitdifficulttokeeptrackofthedisease.Thegoodnewsisthatthere’ssofarnosignthatthevirusisspreadingfrompersontoperson.But

7、sincethereisnovaccineforthediseaseyet,theWorldHealthOrganizationrecommendsthatyouwashyourhandsaftermeetingwithsickpeopleandbeforeandafteryoueat完美DOC格式整理专业资料分享orpreparefood,andtheyalsosuggestavoidingcontactwithbirdsortheireggs.1.Whichofthefollowingstatem

8、entsisTRUEaccordingtothetext?A.TheH5N1birdfluturnedouttohavesomethingtodowiththeSARSepidemic.B.Morethan600peopleacrosstheworlddiedfromtheH5N1birdflutenyearsago.C.Mostofthemutationsoftheproteinsinthebirdfluvirusareharmfultobothbir