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1、Unit9单元检测B——阅读理解提速练Ⅰ.阅读理解AWhocouldhaveimaginedthatatreadmillonwheelswouldonedaygosomewhere?TheLopifitisanunusualmeansoftransportationthatallowsyoutopoweranelectricbicyclebywalkingonatreadmill.BruinBergmeester,thefounderoftheLopifitsaysitallstartedwhenheaskedhimselfthequestion“HowcanIusethe
2、treadmilloutdoors？”Heeventuallycameupwithafunctionaldesign,addedanelectricengine,andtheLopifitwasmade.It'ssimilartoanelectricbicycleinthatthemotoronlyengageswhentheriderputspowerinaswell.TousetheLopifit,simplyturnonthebatteryanduseyourfoottoslidethetreadmillbackwardsandactivatethemotor.The
3、ngetonandenjoytheride!Ifyouneedspeed,justwalkonthetreadmill,andifyouwanttocoast,allyouhavetodoisstaystillandadmiretheview.Tostop,youhavetwohandbrakes.Therightleverstopsthemotorassistandactivatesareardiscbrake,whiletheleftonestopsthetreadmillitself,soyoucangofrommotorassisttocoasting.TheLop
4、ifitfirsthitthestreetsin2014and,unsurprisingly,becameaninstanthit.Thatwasactuallyquitechallengingforthepany,becauseitstartedgettinginquiriesandcallsfororders,butitwasnowherenearreadyformassproduction.Theuniquetreadmillbicyclebecameavailablethisyear,andtheLopifitisstrugglingtokeepupwithdema
5、nd,despitethehighpricetagof$2,115.ButdespitehavingaveryloyalfanbaseofsocalledLopifitters,theingeniousmeansoftransportationalsohasnaysayerswhosimplyconsidertheconceptstupidandunnecessary.Theybasicallybelievethatifyou'regoingtowalk,youmightaswelldoittheoldfashionedway.ButtheLopifitdoeshaveth
6、euniqueadvantageofhelpingyou“walk”reallyfastwithoutbreakingasweat,orwalkingatcyclingspeed,ifyouwill.语篇解读：本文是说明文。跑步机也能成为一种交通工具吗？多亏了Lopifit的创始人BruinBergmeester的脑洞，这已经成为现实。1．WhatcanyoudowiththehelpoftheLopifit?A．Answersomehardquestions.B．Addpowertoyourbicycle.C．Createatreadmillonwheels.D．Cycl
7、etoworkbywalking.解析：选D 细节理解题。第一段告诉我们电动自行车Lopifit是一款与众不同的交通工具，你可以通过在跑步机行走来为它充电，故选择D项。2．WhatisParagraph2mainlyabout?A．HowtheLopifitwasborn.B．WheretheLopifitcanbeused.C．WhotheLopifitwasintendedfor.D．WhichdesignissuitablefortheLopifit.解析：选A 段落大意题。根据第二段中的“itallstar
