旅游资源不同于传统的土地,水和矿产等资源,它具有多样性、独特性、变异性、永久性。
A. 对
B. 错
按旅游资源的成因或其属性分为自然旅游资源和人文旅游资源两大类型。
A. 对
B. 错
We could talk for hours. Or we could just___________, perfectly comfortable simply being together, saying almost nothing.
A. hang up
B. hang in
C. hang out
D. hang on
Some of my friends estranged(疏远) themselves from me in my ______________.
A. shortcoming
B. misfortune
C. mistake
D. lack