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ID:21540839
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页数:19页
时间:2018-10-22
《2016年职称英语练习题》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、精品文档2016年职称英语练习题下面的短文后有2项测试任务:第23-26题要求从所给的6个选项在红为第1-4段每段选择1个最佳标题;第27-30题要求从所给的6个选项在中为每个句子确定1个最佳选项EbolaOutbreak1YouarelikelyawarethatseveralcountriesinWestAfricaarebattlinganEbolaoutbreak.Ebolaisadangerousandoftenlethalviralinfection.Scientistsbelievethat
2、humanscontractedthevirusbyeatingthemeatofrareanimals.Itisnowbelievedthatbatsaretheprimarycarriesofthevirus.Todate,thereareonlythreemajorcountriesinWestAfricaexperiencingamajoroutbreak:SierraLeone,LiberiaandGuinea.However,othercountriessuchasNigeriahaverep
3、ortedconfirmedcasesofEbolawithintheirborders.UnlessyourecentlyvisitedoneofthethreeaffectedWestcountriesyouriskofcontractingthevirusisvirtuallyzero.UnlikeotherrecentairbornevirusoutbreakslikeSARS,theEbolaviruscanonlybespreadthroughdirectcontactwithaninfect
4、edperson.2016全新精品资料-全新公文范文-全程指导写作–独家原创19/19精品文档Specifically,Ebolaisspreadthroughcontactwithbodyfluids.Though,thevirusistransmittable,onlyaninfectedpersonexhibitingsymptomsiscommunicable.ThesignsandsymptomsofEbolaarenon-specificandpatientstypicallyexhibitt
5、hemafteraweekofcontractingthevirus.Symptomsmayappearasearlyastwodaysoraslateasthreeweeksafterinitialinfection.Symptomsincludedisgust,weaknessandstomachpain.Moreuncommonsymptomsincludechestpain,bleedingandsorethroat.Ebolaisdevastatingbecauseofitsabilitytoa
6、ttackandreplicateineveryorganofthebody.Thiscausesanoverstimulationofthebody’sinflammatoryresponse,causingtheflu-likesymptoms.Thevirusalsocausesbleedingandimpairsthebody’snormalclottingmechanism,makingbleedingevenmoresevere.Lossofbloodvolumeanddecreasedorg
7、anperfusionarefarmorecommunicable,Ebolaisoneoftheworld’smostfatalviralinfections.Ebola’sfatalityrateexceedsthatofSARS.23.paragraph___D____24.2016全新精品资料-全新公文范文-全程指导写作–独家原创19/19精品文档paragraph____A___25.paragraph___C____26.paragraph___E____A.AmIatriskofcontra
8、ctingthevirus?B.isthecurrentoutbreakthedeadliest?C.Howdoknowifhavecontractedthevirus?D.Whatareasarecurrentlyaffected?E.WhatexactlydoesEboladotothebody?F.WhatcausedtheEbolaoutbreak?27.TheinitialEbolaoutbreakwasfoundi
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