People from the West like to use these words in cases some people in Asia may not think i

问题补充：

People from the West like to use these words in cases some people in Asia may not think it necessary.

A. which

B. that

C. what

D. Where

答案：

A. which

B. that

C. what

(答案→)D. Where

解析：考查从句关系词的选择。根据句子结构可知cases后面的是定语从句，cases在定语从句中作状语，所以选择where=in which