在EC2中用户最多可以拥有（）个事例
A.10
B.20
C.30
D.40
参考答案：B
汽车销售程序内容（）
A、整车销售
B、销售服务
C、备件供应
D、维修服务
E、信息反馈
F、按揭贷款
–How far apart do they live?
–_____ I know, they live in the same neighborhood.
A．As long as
B．As far as
C．As well as
D．As often as
