Whatdoyouusetogetaroundtown?Acar?Abike?Yourfeet?perhapsyoushouldtryasegway!TheSegwayisperfectforshortjourneys.It’sanelectricvehiclethatconsistsofaplatformbetweentwowheels,withapolethatconnectsthepla

　　Whatdoyouusetogetaroundtown?Acar?Abike?Yourfeet?perhapsyoushouldtryasegway!

　　TheSegwayisperfectforshortjourneys.It’sanelectricvehiclethatconsistsofaplatformbetweentwowheels,withapolethatconnectstheplatformtothehandlebars.Torideit,youstepupontotheplatform,andcontroltheSegwaybymovingyourbody.Leanforwardstogofaster,andback-wardstoslowdown.

　　Onoldermodels,directionwascontrolledbyatwistgrip（扭转把手）onthelefthandlebar.Thisvariesthespeedsbetweenthetwomotors,andadecreaseinthespeedoftheleftwheelwouldturntheSegwaytotheleft.Withnewermodelsyousimplyleantotheleftorright.Meanwhile,agyroscope（陀螺仪）detectsyourmovementsandpreventsthemachinefromfallingover.TheSegwayhasamaximumspeedof19kmperhourandarangeofabout38km.afterthat,youneedtoplugitandrechargethebattery.

　　Segwaysareusedforavarietyofpurposes.Peoplewithmobilityproblemscannowenjoywalksinthecountrywiththeirfriendsandfamily.Somegolfersseethemasanalternativetothegolfcart.Anddogownersnowhaveaneasierwaytotakethedogtothepark.AfewpoliceforcesuseSegways,too.Theyallowofficerstomovequicklywhilemaintainingcontactwiththepublic.They’realsobecomingacommonsightonairport.However,themostpopularuseisintourism,particularlyforcitytours.Visitanymajortouristcityinsummer,sitoutsideacafeforawhileandthere’sagoodchanceyou’llseeagroupoftouristspassingonSegways.

　　小题1:HowdoyouturntotheleftonaSegwayofthenewmodel?A．LeantotheleftB．AdjustthetwistgripC．PresstheleftbarD．Controlthegyroscope小题2:HowfarcanyoutravelonaSegwayatmost?A．Lessthan19kmB．About19kmC．About38kmD．Over45km小题3:TheSegwayismostcommonlyusedby .A．familiesB．golfersC．policeD．tourists小题4:WhichofthefollowingcorrectlyshowstheorderinwhichinformationabouttheSegwayisprovided?A．Introduction→Waysofapplication→structure→Principleofop