Regarding China-US differences on human rights issues, Hong said the two sides can enhance mutual understanding through dialogue on equality and mutual respect.
A. based
B. to base
C. basing
D. base
网友回答
(答案→)A. based
B. to base
C. basing
D. base
解析：考查过去分词作定语。base 与dialogue为动宾关系所以用过去分词作定语。关于中美就人权问题的分歧，洪磊说双方可以通过基于平等和相互尊重的对话来增加彼此的了解。