The 3G cellphone must be of great use and convenience to wants to get the information thro

问题补充：

The 3G cellphone must be of great use and convenience to wants to get the information through the Internet quickly.

A. which

B. whomever

C. whichever

D. whoever

答案：

A. which

B. whomever

C. whichever

(答案→)D. whoever

解析：句意：3G手机对于那些想迅速通过网络获得信息的人来说很有用很方便。介词to后面接的是宾语从句，whoever可以连接宾语从句，相当于anyone who，whomever不能在宾语从句中做主语，选D。