问题补充：
How much did the mobile phone you?
A. spend
B. cost
C. pay
D. take
答案：
A. spend
(答案→)B. cost
C. pay
D. take
解析：
试题分析:此题重点考查cost，spend，pay，take四个花费的区别；cost的主语是物常用句型结构是sth cost some money；spend的主语是人，常用的句型结构是sb spend some time/money in doing sth; pay的主语是人，常用句型结构是sb pay something some money；take的主语是it，常用句型结构是it takes sb some time to do sth。因本句的主语是the mobile phone故选B。
