22. not all 不是所有的

21. depend on=depend upon

依靠，靠……决定

20. in other parts of the world

在世界的其他地区

19. in North America 在北美

18.walk to school 步行上学

17. want to do sth.想做某事

16. bus stop公共汽车站，

train station火车站，

subway station地铁站，

bus station客运站

15. doing sth. takes sb. Some time/ money

=It takes sb. some time/money to do sth.

=sb. spends dome time/money (on sth.)

=sb. spends some time/money (in) doing sth.

=sth. costs sb. some time/money

=sb. pay some money for sth.

花费某人多少时间/金钱做某事/某人花费多少金钱/时间做某事

14. take sb. to sp.带某人到某处

13. how far多远