高考英语阅读理解技巧训练题及答案详解.docx
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1、高考英语阅读理解技巧训练题及答案详解第一篇:The16yearoldCanadianhighschoolstudent,DanielBurd,fromWaterlooCollegiateInstitute,hasdiscoveredawaytomakeplasticbagsdegrade(分解)inasfewas3months,afindingthatwonhimfirstprizeattheCanada-WideScienceFair,a$10000prize,a$20000scholarship,andachancetorevolutionizeamajorenvironmentaliss
2、ue.Burdsstrategywassimple:Sinceplasticdoeseventuallydegrade,itmustbeeatenbymicroorganisms(微生物).Ifthosemicroorganismscouldbeidentified,wecouldputthemtoworkeatingtheplasticmuchfasterthanundernormalconditions.Withthisgoalinmind,hegroundplasticbagsintoapowderandconcocted(调制)asolutionofhouseholdchemicals
3、,yeast(酵母)andtapwatertoencouragemicrobesgrowth.Thenheaddedtheplasticpowderandletthemicrobesworktheirmagicfor3months.Finally,hetestedtheresultingbacterialcultureonplasticbags,exposingoneplasticsampletodeadbacteriaasacontrol.Sureenough,theplasticexposed(暴露)tothelivebacteriawas17%lighterthanthecontrola
4、ftersixweeks.Theinputsarecheap:maintainingtherequiredtemperaturetakeslittleenergybecausemicrobesproduceheatastheywork,andtheonlyoutputsarewaterandtinylevelsofcarbondioxide.“AlmosteveryweekIhavetodochoresandwhenIopentheclosetdoor,Ihavepilesofplasticbagsfallingontopofme.Oneday,IgottiredofitandIwantedt
5、oknowwhatotherpeoplearedoingwiththeseplasticbags.Theanswer:notmuch.SoIdecidedtodosomethingmyself.”saidDanielBurd.DanielBurdwonfirstprizeattheCanada-WideScienceFairbecause.hefoundanewkindofmicroorganismhecontributedmuchtoenvironmentalprotectionhefoundawaytodegradeplasticsinshortertimehecouldencourage
6、microbesgrowthinaneasierwayDanielBurdexposedoneplasticsampletodeadbacteriato.makethelivebacteriaworkbettertesthoweffectivehismethodwasknowwhichbacteriaworkedfastercontrolthetemperatureintheprocessMaintainingtherequiredtemperaturetakeslittleenergybecause.plasticscangethoteasilymicrobescanproduceheatt
7、hemselvesmuchcarbondioxideisproducedthetemperaturecanbecontrolledDanielBurdgothisideafrom.hisschooltextbookthefailureofresearchershiseverydayworkthepracticeofotherpeople第二篇:BraveFrenchmanFoundHalfwayAroundtheWorld(NEWYORK)AFrenchtouristhighlypraisedforrescuingatwoyearoldgirlinManhattansaidhedidntthi
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