生动形象、幽默诙谐是导游语言美之所在，也是导游语言的艺术性和趣味性的具体体现。
参考答案：对
The car is expensive he cannot buy it. [ ]
A. too; to
B. so; that
C. such; that
D. enough; to
离子交换器再生过程中，再生液的浓度愈大，再生效果愈好。（）
