a team of scientists from university of freiburg in germany阅读理解答案

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1、AteamofscientistsfromUniversityofFreiburginGermany阅读理解答案　　AteamofscientistsfromUniversityofFreiburginGermanyaredevelopingashoewithasensortoautomaticallytieitslaces(鞋带)thatcouldbetakenoffwhenusersclicktheirheelstogether．　　It’sbeen26yearssincewesawthemmagicallytighteningMartyMcFly’sNikebootsinthefi

2、lmBacktoTheFuture．　　Now，self-tyingshoelacescouldactuallybecomearealitythisyear，provingrightoneofthefilm’sfantasticalpredictionsforwhat2015wouldbelike．　　Engineershavedesignedashoethatcanautomaticallylaceup，adjustingitselftotheshapeofyourfoot．　　Simplyslipthecontrolleronandpressuresensorswilltellthe

3、‘smartshoe’whenyourfootisinposition，triggering(触发)atinymotorintheheelthatpullsthelacestight.　　Whenyouwanttotakeofftheshoes，youclickyourheelstogethertwiceandthemotorwillreleaseaspring(弹簧)intheshoe’stongue，whichloosensthelacesenoughforyoutoslipthemoff．　　Andtheinventiondoesn’tevenneedtobepluggedinto

4、chargeorhaveitsbatteryreplacedbecauseitrunsonpowergeneratedbytheswingofyourfootasyouwalk·　　EngineerK1evisYlli，oftheInstituteforMicromachiningandInformationTechnologyinsouthernGemany，saidtheshoescouldhelpavarietyofdifferentpeople.　　“Onefocusisthatitcouldbeusedinshoesforelderlypeoplewhohavemobility

5、problems，”hesaid．“Butitcouldalsoworkforchildren，orasalifestyleproduct．”．　　Thedesign，whichisstillinaprototype(雏形)stage，cleverlygetstheenergyofthefoot’sswingwhenopposingmagnetsineachshoemovepasteachother.Itthenusesthatpowertochargeabattery．Anhourofwalkingisenoughtotightenthelacesonce，anditrequiresn

6、oenergytoundotheshoesbecausethatreliesonthespringalone.　　29．Whichofthefollowingcanbethebesttitleofthetext　　A．AfantasticalpredictionB．AgreatinventioninGermany　　C．Ashoewithself-tyinglacesD．Apopularlifestyleproduct　　30．Whatcanwelearnabouttheshoes　　A．Theycanautomaticallytakeoff．　　B．Theycanadjustthems

7、elvestoyourfoot．　　C．Theyneedtobechargedonce．　　D．Theyhavebeenindesignfor26years．　　31．Fromthelastparagraphwecanknow____________．　　A．theshoeshavebeenputintouse　　B．theshoesneedpowertotakeoff　　C．theshoespromisetobepopular