--Are you going to buy a new camera?--Yes. But there are so many cameras that I

题型：不详难度：来源：

--Are you going to buy a new camera?
--Yes. But there are so many cameras that I can"t decide__
A. how to use                  B. where to sell       C. which to buy

答案

C

解析

试题分析：how to use如何用；where to sell哪去卖；which to buy买哪一个；句意：你打算买一部新的照相机吗?——是的，但是这儿有如此多的照相机，以至于我不能决定买哪一个。结合语句可知选C。
点评：疑问词加不定式作用相当于一个宾语从句，其区分主要是依据疑问词的不同来判断。首先要理解每个选项的基本含义，然后结合语境具体分析。