属于自然遗产的景点有：（）。
A.庐山
B.九寨沟
C.五陵园
D.黄龙
E.步达拉宫
参考答案：A, B, C, D
当大气质量指数为三级时，大气质量是
A．清洁B．轻污染C．中污染D．重污染E．严重污染
The new kind of car is _____ dear, I don't have _____ money.[ ]
A. too much; much too
B. much too; too much
C. too much; too much
D. much too; much too
