ThereTherearemanykindsoftransportationnow.thefastestwayTherearemanykindsoftransportationnow.thefastestwayoftravelingisbyair.Withaplaneyoucangettofarawayplacesoneday.Travelingbytrainisslowerthanbyair,butyoucan

　　ThereTherearemanykindsoftransportationnow.thefastestway

　　Therearemanykindsoftransportationnow.thefastestwayoftravelingisbyair.Withaplaneyoucangettofarawayplacesoneday.Travelingbytrainisslowerthanbyair,butyoucanseetheplacesyouaretravelingclearly.Moderntrainshavecomfortableseatsanddiningcars.Theyevenmakethelongestjourneyenjoyable.Somepeopleliketotravelbyseabetterwhenpossible.Therearelargeoceanlinersorriverboats.Youcanvisitmanyothercountriesanddifferentplaces.Manypeopleliketotravelbycar.Youcanmakeyourowntimetable.Youcantravelthreeorfourhundredmilesoronlyfiftyoronehundredmilesaday,justasyoulike.Youcanstopwhereveryoulike.Peopleusuallytakeatrainoraplanewhentheyaretravelingonbusiness.What’syourfavoritekindoftransportation?()51.Fromthispassageweknowthefastestwayoftravelingis___________.A.bytrainB.byseaC.byplaneD.bycar

　　()52.Theunderlined（下画线）word“they”inthispassagemeans______.A.moderntrainsB.seatsanddiningcarsintheplanesC.thepeopleonthetrainsD.theslowerwayoftraveling

　　()53.Ifwetravelbycar,wecan_______________.A.enjoythelongestjourneyB.travelonlyfortymilesadayC.makeourowntimetableD.traveltofarawayplacesinafewminutes

　　()54.Whenpeopletravelonbusiness,theyusuallytake___.A.aboatoratrainB.acaroraboatC.aplaneoracarD.atrainoraplane

　　()55.Howmanywaysoftravelingarementioned(提起)inthispassage?A.ThreeB.FourC.FiveD.Six