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时间:2018-10-16
《2014中考英语阅读理解及答案:你的双手干净吗》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、2014中考英语阅读理解及答案:你的双手干净吗 Lookcloselyatyourhands.Aretheyclean?Itdoesn’tmatterhowmanytimesyouwashyourhands,tinymicrobes(微生物)stillstayonthem.Butdon’tworry.Mostmicrobesdon’tharmyou. Nowscientistssaythemicrobesonourhandscouldbeusedinasurprisingway;fightingcrime,Accordingtoarece
2、ntsurveymicrobesaswellasfingerprints(指纹)couldbeusedtoindentifythecriminal. Everyonehashisownsetofmicrobesonthehands.Thatistosay,ifyouandyourbestfriendwereabletoseeandcompareallthemicrobesonyourhands,yourhandsprobablywouldlookdifferent.Somemicrobesonlyshowuponyourhandswhile
3、othersliveonlyonyourfriend’shands. Whenyouworkonacomputeryouleavethemicrobesfromyourhandsonthekeyboard.Thescientistscaneasilytelltheownerofthekeyboardbylookingatthemicrobesonit.Evenifyoudon’tleaveyourfingerprintsbehind,yourmicrobesmaygiveyouaway. NoahFierer,ascientist,say
4、s.“Youcanonlycleanafingerprint,butyoucan’tsterilize(使无菌)asurfacejustbywiping(擦)itoff,”Hesaysthatscientistshavealotmoreworktodobeforethemicrobeisusedasausefultool. 46.Accordingtothepassage,_______couldbeusedtoidentifythecriminal. A.fingerprintsB.scientists’hands C.microbe
5、sD.fingerprintsandmicrobesonpeople’shands 47.Paragraph3tellsusthat________. A.ourhandslooksimilarB.themicrobeswillmakethekeyboarddirty. C.weshouldcomparehandsoftenD.wehaveourownsetsofmicrobes. 48.Whenyouworkoncomputer,themicrobes________. A.juststayonourhandsB.alsostay
6、onthekeyboard C.willdoharmtoyouD.willdisappear 49.FromNoahFiererweknowthat________. A.fingerprintsarenolongerusefulinfightingcrime B.microbescanbefoundoneveryone’shands. C.unlikemicrobefingerprintscanbecleanedifpeoplewipethem D.themicrobeisusedasausefultool 50.What’s
7、thebesttitleofthepassage? A.MicrobesMayTellWhoYouAreB.ScientistsSayEveryoneHasMicrobes C.NoahFiercerDoesResearchIntoMicrobesD.FingerprintsHelpCatchCriminals 主旨大意:文章介绍了手上的细菌也可以用来辨别人。 46.D【解析】细节理解题。根据文章第一段的最后一句“Accordingtoarecentsurveymicrobesaswellasfingerprints(指纹)could
8、beusedtoindentifythecriminal.”可知正确答案是D。 47.D【解析】细节理解题。根据第一段的第三句“Thisfirstcameouto
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