—People are never ____ with what they have. They always want something more or something different.

—No, that’s not my case. What I have has ____ me.

A．satisfied; exciting

B．satisfied; excited

C．satisfying; exciting

D．satisfying; excited

马克思主义哲学的基本特征是它的（）。

A.先进性

B.阶级性

C.实践性

D.群众性