【AlthoughtheUnitedStatescoverssomuchlandandthelandproducesfarmorefoodthanthepresentpopulationneeds，itspeoplearebynowalmostentirelyanurbansociety.Lessthanatenthofthepeopleare】

　　AlthoughtheUnitedStatescoverssomuchlandandthelandproducesfarmorefoodthanthepresentpopulationneeds，itspeoplearebynowalmostentirelyanurbansociety.Lessthanatenthofthepeopleareengagedinagricultureandforestry(林业)andmostoftherestliveinoraroundtowns，smallandlarge．Herethetraditionalpictureischanging:everysmalltownmaystillbeverylikeothersmalltowns，andthetypicalsmalltownmayrepresentawidelyacceptedviewofthecountry，butmostAmericansdonotliveinsmalltownsanymore.Halfthepopulationnowlivesinsomethirtymetropolitanareas(1argecitieswiththeirsuburbsofmorethanamillionpeopleeach—alargerproportionthaninGermanyorEngland，letaloneFrance).Thestatistics(统计)ofurbanandruralpopulationshouldbetreatedwithcautionbecausesomanypeoplewholiveinareasclassifiedasruraltravelbycartoworkinanearbytowneachday.Astherushtoliveoutoftowncontinues，ruralareaswithinreachoftownsaregraduallyfilledwithhousessothatitishardtosayatwhatmomentapieceofcountrybecomesasuburb.ButmoreandmorethetypicalAmericanlivesinametropolitanratherthanasmalltownenvironment．

　　64.IfnowAmericahas250millionpeople．howmanyofthemareengagedinagricultureandforestry?

　　A.About25million B.Morethan25million

　　C.Lessthan25million D.Lessthan225million

　　65.Whichofthefollowingfourcountrieshasthesmallestproportionofpeoplelivinginmetropolitanareas?

　　A.UnitedStates B.Germany C.France D.England

　　66.What’sthemeaningoftheword“metropolitan”inthemiddleofthepassage?

　　A.Ofalargecitywithitssuburbs B.Ofsmallandlargetowns

　　C.Ofurbanareas D.Ofruralareas