第34题
Carsof2000willtravelthenation’shighwaysinnever-before-dreams-ofsafety,comfort,andconvenience.Thesecarswillfloatalongnevertouchingtheground,andthereforewillhavenoneedforwheels.
Annoyinghighwayvibrations,causedbytherotationsofthedisc-and-tirewheels,willbethingsofthepast.Thecominghighwaypassengercarswillliterallyflyabovetheroad,supportedoncolumnsofaircompressedbyturbine-drivenfans.
Thecarwithoutwheelshasbeencalleda“flyingcar”,and,inasense,that’sjustwhatitis;however,itwillnotbackoutofthefamilygarage,startdownthestreet,andthensuddenlygoquicklyupwardheadingforsomedistantpoint.Onthecontrary,toavoidproblemsinaerialnavigation,thewheel-lessvehicleprobablywilltravelnomorethanthreeinchesaboveroadsurface.Itwilltraveloverfairlyroughroadandevenoversmoothwater.
Theinevitableproblemsofmaritimeregulations,severeweatherconditions,andrunningoutoffuelinremoteareasallwillrequirenewconceptsofoperation,servicing,andvehicleregulation.
1．阅读理解
Theauthorbelievesthatcarsofthefuture_______.
A、willbereplacedbyairplanes
B、willhavewheelsunlikethoseoftoday
C、willusecolumnsofairinsteadofwheels
D、willusewheelswithouttires
2．阅读理解
Carsofthefuturewillrun_______.
A、withoutannoyingnoise
B、withoutfuel
C、muchmoresmoothly
D、onanumberoffans
3．阅读理解
Thecarwithoutwheelshasbeencalleda“flyingcar”because_______.
A、ittravelsafewinchesabovetheground
B、itcanflyasaplanedoes
C、itmovesataveryhighspeed
D、itcantraveloversmoothwater
4．阅读理解
Whereisawheel-lesscarleastfittotravel?
A、Oversoftland
B、Overroughcountryroads
C、Overhighways
D、Overwaterfalls
5．阅读理解
Wheel-lesscarswill_______.
A、eliminatealltrafficproblems
B、createnewtrafficproblems
C、eliminateparkingproblems
D、bothAandC
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