【正文】
ties, usually driven by electric power and runs above the ground on tracks. transport n. 運(yùn) 輸 , 交通工具 bus 公交 車 plane 飛 機(jī) train 火 車 taxi 出租 車 underground 地 鐵 coach 長 途客 車 doubledecker 雙 層 公共汽 車 light rail 輕軌 coach bus lightbygot.mytotoI?SsthereyouHowdodid?youWhereholidaysyouryouHowtalk :?TUnit 1 Past and present Wele to the unitamp。Comic strip Free:didspendwinter?didgoWhatyou?didget?:wentBeijingvisitfriendItheretrainrail taxiunderground train plane doubledecker? travels along a fixed route and has many stops to le