ThreeYaleUniversityprofessorsagreedinadiscussionthattheautomobilewaswhatoneofthemcalled“PublicHealthEnemyNo.1inthiscentury”.Besidespollutingtheairandovercrowdingthecitiescarsareinvolvedinmorethanhalfthedisastrousaccidentsandtheycontributetoheartdisease“becausewewon’twalkanywhereanymore”saidRichardWeeinamanprofessorofmedicineandpublichealth.

Speakingofmanyofthoseman-madedangersoftheautomobileArthurW.Galsonprofessorofbiologysaiditwaspossibletomakeakerosene-burningturbinecarthatwould“lessensmogbyaverylargefactor”.ButheexpresseddoubtwhetherAmericanswerewillingtogiveupmovingaboutthecountrysideat90milesperhourinalargevehicle.“Americaseemsweddedtothemotorcar—everyfamilyhastohaveatleasttwoandonehastobeaconvertible(敞篷汽车)with300horsepower”professorGalsoncontinued.“Isthisthewayoflifethatwechoosebecausewetreasurethesevalues?”

ForprofessorSearspartoftheblamelieswith“asocietythatregardsprofitasasupremevalueundertheillusionthatanythingthat’stechnicallypossibleisthereforemorallyjustified”.ProfessorSearsalsocalledthecountry’sdependenceonitsmodernautomobiles“terribleeconomics”becauseofthelargehorsepowerusedsimply“movingoneindividualtowork”.ButheadmittedthatAmericanshavepaintedthemselvesintoacornerbyallowingthenationaleconomytobecomesodependentontheautomobileindustry.

“Thesolution”DrWeeinermansaid“isnotfindingalessdangerousfuelbutadifferentsystemofinnercitytransportation.Becauseoftheincreasinguseofcarspublictransportationhasbeenallowedtowither(衰弱)andgrowworsesothatifyoucan’twalktowhereyouwanttogoyouhavetohaveacarinmostcities”hedeclared.ThisinturnDrWeeinermancontendedisresponsibleforthe“arteriosclerosis(动脉硬化)”ofpublicroadsforthepollutionoftheinnercityandforthemiddle-classmovementtothesuburbs.

1.Themainideaofthepassageisthat.

A.Americansareusedtotravellingbycars

B.Americanpublictransportationisgrowingworse

C.Americancarindustrycauseddisastrousroadaccidents

D.Americanpeople’shealthisthreatenedbyautomobiles