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
A解析这题考查based on“过去分词作定语”，修饰dialogue，句意是：关于中美差异对人权问题，洪说双方能够通过建立在平等和相互尊重的基础上的对话增进相互了解，选A。