PEP7Unit2bikebusplanetraincarbusplaneshiptaxibiketrainsubway地铁从全国的情况来看，已建有地铁或已开工建设地铁的城市有：北京、上海、广州、天津、大连、深圳、南京、武汉、重庆、长春等
正式提出希望建设地铁的城市有：成都、杭州、沈阳、西安、哈尔滨、青岛、苏州等
WherecanweseesubwaysinChina
Howdoyoucometoschool
你是怎么来上学的
ChenJiecomestoschoolbysubway
Icometoschoolbuybus
乘地铁Howdoyoucometoschool
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Icometoschool……bybusbyplanebyshipbytaxibybikebycarbytrainonfoot:HowdoyougettoBeijing
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theUSABeijingShanghai
