阅读理解。CarsareanimportantpartoflifeintheUnitedStates.Withoutacarmostpeoplefeelthattheyarepoor.Andevenifapersonispoorhedoesn’tfeelreallypoorwhenhehasacar.HenryFordwasthemanwhofirststartedmakingcarsinlargenumbers.Heprobablydidn’tknowhowmuchthecarwasgoingtochangeAmericanculture.ThecarmadetheUnitedStatesanationonwheels.AndithelpedmaketheUnitedStateswhatitistoday.TherearethreemainreasonswhythecarbecamesopopularintheUnitedStatesFirstofallthecountryisabigoneandAmericansliketomovearoundit.Thecarmakesthetravelthemostcomfortableandcheapest.Withacarpeoplecangotoanyplacewithoutspendingalotofmoney.ThesecondreasoncarsarepopularisthefactthattheUnitedStatesneverreallydevelopedapracticalandcheappublictravelsystem.LongdistancetrainshaveneverbeenascommonintheUnitedStatesastheyareinotherpartsoftheworld.Nowthereisagoodsystemofair-serviceprovidedbyplanes.Butitistooexpensivetobeusedoften.Thethirdreasonisthemostimportantone,though.TheAmericanspiritofindependenceiswhatreallymadecarspopular.Americansdon’tlikewaitingforabus,oratrainorevenaplane.Theydon’tliketohavetofollowanexacttimetable.Acargivesthemthefreedomtoplantheirowntime.AndthisisthefreedomthatAmericanswantmosttohave.LessoilhascausedabigproblemforAmericans.Buttheanswerwillnotbeabiggersystemofpublictransportation.Therealanswerwillhavetobeanewkindofcar,onethatdoesnotusesomuchoil.1.WhichofthefollowingstatementsisTRUE?AIntheUnitedStateseventhepoorowncars.BIntheUnitedStatesallthepoorhavenocars.CWhenanAmericanhasacar,hewillneverbepoor.DAnAmericanwillfeelpoorunlesshehasacar.2.WecanlearnfromthispassagethatAmericans______.AspendalotofmoneytravelingbycarBtravelalotintheircarsCseldomtravelbyplaneDusepublictrafficoften3.Whichofthefollowingisnottoldinthepassage?ABuses,trainsandplanesarenotcomfortableBTravelingbycarisnotexpensive.CAmericanshavethespiritofindependenceDAmericansoftenmovefromplacetoplace4.Inthewriter’sopinion,carsarepopularintheUnitedStatesmainlybecause___.AAmericansliketoplantheirowntimeBTheUnitedStatesdoesnothav