unit 1
on foot(走路) by bike(骑自行车) by bus(乘公共汽车) by train(乘火车) by plane乘飞机 by ship乘轮船 by subway乘地铁 how(怎样) go to school(上学) traffic light(交通灯) traffic rule(交通规则) bus stop(停车站) wait(等待) stop 停 get to(到达)
unit 2
library(图书馆) post office(邮局) hospital(医院) cinema(电影院) bookstore(书店) science museum科学博物馆 supermarket超级市场 bank 银行 excuse me 对不起 where(在哪里,到哪里) please(请)
next to(与…相邻) turn right (向右转) turn left(向左转) go straight(笔直走) north 北 south 南
east 东 west 西