下列世界文化遗产中属于文化景观的有（）。
A.黄山
B.庐山
C.泰山
D.五台山
参考答案：B, D
什么是社会行动策略？
As a manager, I know my emotions will affect people around me, so I’m going to make a ________ effort to be more cheerful. [ ]
A. precious
B. curious
C. mysterious
D. conscious
