Question

When ______ different cultures，we often pay attention only to the differences without noticing the many similarities.

A．compared B．being compared    C．comparingD．having compared

Answer 1

C

解析:

此处是连词when＋分词短语作时间状语，相当于一个状语从句，但分词的主语和主句的主语必须为同一个。此处从句的主语是we，compare这个动作是we主动进行的，应用现在分词表示。