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1、2019-2020学年高二英语下学期第二次周考试题(无答案)第一部分：阅读理解 Initsearlyhistory,Chicagohadfloodsfrequently,especiallyinthespring,makingthestreetssomuddythatpeople,horses,andcartsgotstuck.Anoldjokethatwaspopularatthetimewentsomethinglikethis:AmanisstuckuptohiswaistinamuddyChicagostreet.Askedifheneedshelp,hereplies,"No,th
2、anks.I'vegotagoodhorseunderme."Thecityplannerdecidedtobuildanundergrounddrainage(排水)system,buttheresimplywasn'tenoughdifferencebetweentheheightofthegroundlevelandthewaterlevel.TheonlytwooptionsweretolowertheChicagoRiverorraisethecity.AnengineernamedEllisChesbroughconvincedmethecitythatithadnochoiceb
3、uttobuildthepipesabovegroundandthencoverthemwithdirt.Thisraisedthelevelofthecity'sstreetsbyasmuchas12feet.Thisofcoursecreatedanewproblem:dirtpracticallyburiedthefirstfloorsofeverybuildinginChicago.Buildingownerswerefacedwithachoice:eitherchangethefirstfloorsoftheirbuildingsintobasements,andthesecond
4、storiesintomainfloors,orhoisttheentirebuildingstomeetthenewstreetlevel.Smallwood-framebuildingscouldbeliftedfairlyeasily.Butwhataboutlarge,heavystructureslikeTremontHotel,whichwasasix-storybrickbuilding?That'swhereGeorgePullmancamein.Hehaddevelopedsomehouse-movingskillssuccessfully.Toliftabigstructu
5、reliketheTremontHotel,Pullmanwouldplacethousandsofjackscrews(螺旋千斤顶)beneaththebuilding'sfoundation.Onemanwasassignedtooperateeachsectionofroughly10jackscrews.AtPullman'ssignaleachmanturnedhisjackscrewthesameamountatthesametime,therebyraisingthebuildingslowlyandevenly.Astonishingly,theTremontHotelstay
6、openduringtheentireoperation,andmanyofitsguestsdidn'tevennoticeanythingwashappening.Somepeopleliketosaythateveryproblemhasasolution.ButinChicago'searlyhistory,everyengineeringsolutionseemedtocreateanewproblem.NowthatChicago'swastewaterwasdrainingefficientlyintotheChicagoRiver,thecity'snextstepwastoc
7、leanthepollutedriver.1.Theauthormentionsthejoketoshow______.AhorseswerefairlyusefulinChicagoBChicago'sstreetswereextremelymuddyCChicagowasverydangerousinthespringDtheChicagopeoplewereparticularlyhumor
