2013年高考阅读分类-科普文.docx

《2013年高考阅读分类-科普文.docx》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年高考英语阅读理解分类汇编---科普类【重庆卷】CAlmosteverymachinewithmovingpartshaswheels,yetnooneknowsexactlywhenthefirstwheelwasinventedorwhatitwasusedfor.Wedoknow,however,thattheyexistedover5,500yearsagoinancientAsia.Theoldestknowntransportwheelwasdiscoveredin2002inSlovenia.Itisover5,100yearsol

2、d.Evidencesuggeststhatwheelsfortransportdidn'tbecomepopularforawhile,though.Thiscouldbebecauseanimalsdidaperfectlygoodjobofcarryingfarmingtoolsandhumansaround.Butitcouldalsobebecauseofadifficultsituation.Whilewheelsneedtorollonsmoothsurfaces,roadswithsmoothsurfacesweren'tgoingtob

3、econstructeduntiltherewasplentyofdemandforthem.Eventually,roadsurfacesdidbecomesmoother,butthisdifficultsituationappearedagainafewcenturieslater.Therehadbeennoimportantchangesinwheelandvehicledesignbeforethearrivalofmodemroaddesign.Inthemid-1700s,aFrenchmancameupwithanewdesignofr

4、oad—abaselayer(层)oflargestonescoveredwithathinlayerofsmallerstones.AScotsmanimprovedonthisdesigninthe1820sandastrong,lastingroadsurfacebecameareality.Ataroundthesamelime,metalhubs(thecentralpartofawheel)cameintobeing,followedbythepneumatictyre(充气轮胎)in1846.Alloywheelswereinventedi

5、n1967,sixtyyearsaftertheappearanceoftarmackedroads(柏油路).Aswheeldesigntookoff,vehiclesgotfasterandfaster.64.Whatmightexplainwhytransportwheelsdidn'tbecomepopularforsometime?A.Fewknewhowtousetransportwheels.B.Humanscarriedfarmingtoolsjustaswell.C.Animalswereagoodmeansoftransport.D.

6、Theexistenceoftransportwheelswasnotknown.65.Whatdoweknowaboutroaddesignfromthepassage?A.Itwaseasierthanwheeldesign.B.Itimprovedafterbigchangesinvehicledesign.C.Itwaspromotedbyfast-movingvehicles.D.Itprovidedconditionsforwheeldesigntodevelop.66.Howisthelastparagraphmainlydeveloped

7、?A.Bygivingexamples.B.Bymakingcomparisons.C.Byfollowingtimeorder.D.Bymakingclassifications.67.Whatisthepassagemainlyabout?A.Thebeginningofroaddesign.B.Thedevelopmentoftransportwheels.C.Thehistoryofpublictransport.D.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

8、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.1）