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ID:47435936
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页数:35页
时间:2019-09-03
《2013年高考英语试题分类汇编_科普类阅读理解_Word版含》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、2013年高考英语试题分类汇编之科普类阅读理解【重庆卷】CAlmosteverymachinewithmovingpartshaswheels,yetnooneknowsexactlywhenthefirstwheelwasinventedorwhatitwasusedfor.Wedoknow,however,thattheyexistedover5,500yearsagoinancientAsia.Theoldestknowntransportwheelwasdiscoveredin2002inSlovenia.Itisover5,1
2、00yearsold.Evidencesuggeststhatwheelsfortransportdidn'tbecomepopularforawhile,though.Thiscouldbebecauseanimalsdidaperfectlygoodjobofcarryingfarmingtoolsandhumansaround.Butitcouldalsobebecauseofadifficultsituation.Whilewheelsneedtorollonsmoothsurfaces,roadswithsmoothsurfa
3、cesweren'tgoingtobeconstructeduntiltherewasplentyofdemandforthem.Eventually,roadsurfacesdidbecomesmoother,butthisdifficultsituationappearedagainafewcenturieslater.Therehadbeennoimportantchangesinwheelandvehicledesignbeforethearrivalofmodemroaddesign.Inthemid-1700s,aFrenc
4、hmancameupwithanewdesignofroad—abaselayer(层)oflargestonescoveredwithathinlayerofsmallerstones.AScotsmanimprovedonthisdesigninthe1820sandastrong,lastingroadsurfacebecameareality.Ataroundthesamelime,metalhubs(thecentralpartofawheel)cameintobeing,followedbythepneumatictyre(
5、充气轮胎)in1846.Alloywheelswereinventedin1967,sixtyyearsaftertheappearanceoftarmackedroads(柏油路).Aswheeldesigntookoff,vehiclesgotfasterandfaster.64.Whatmightexplainwhytransportwheelsdidn'tbecomepopularforsometime?A.Fewknewhowtousetransportwheels.B.Humanscarriedfarmingtoolsjus
6、taswell.C.Animalswereagoodmeansoftransport.D.Theexistenceoftransportwheelswasnotknown.65.Whatdoweknowaboutroaddesignfromthepassage?A.Itwaseasierthanwheeldesign.B.Itimprovedafterbigchangesinvehicledesign.C.Itwaspromotedbyfast-movingvehicles.D.Itprovidedconditionsforwheeld
7、esigntodevelop.66.Howisthelastparagraphmainlydeveloped?A.Bygivingexamples.B.Bymakingcomparisons.35C.Byfollowingtimeorder.D.Bymakingclassifications.67.Whatisthepassagemainlyabout?A.Thebeginningofroaddesign.B.Thedevelopmentoftransportwheels.C.Thehistoryofpublictransport.D.
8、Hisinventionoffast-movingvehicles.【语篇解读】本文是一篇说明文,题材是车轮。全文讲述了车轮的发展历程以及道路设计对车轮发展的影响。段落关键词、句大意推测第一部分(Para.
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