英文關鍵字
suburban
trip
daily
school
usa
service
morning
routine
education
drive
public
residential
roadway
community
kindergarten
route
transportation
yellow
safety
ride
kids
student
moving
neighborhood
vehicle
american
children
rush
traffic
schoolchildren
regular
road
leaving
arrive
bus
elementary
cars
schedule
classical
district
everyday
street
standard
town
pupils