From the ______ expression on his face we can guess something ______ must have happened to him.

A．confused, confusing

B．confusing, confused

C．confused, confused

D．confusing, confusing

中 * * 党战胜敌人的三大法宝分别是统一战线、武装斗争和（）。

A、实事求是

B、群众路线

C、解放思想

D、党的建设