耐油橡胶属于（）。
A.氯丁橡胶
B.天然橡胶
C.丁腈橡胶
D.普通橡胶
参考答案：C
In front of the temple _____ which came here to be in search of the wanted person .
A．several police cars were
B．were several police cars
C．was several police cars
D．several police cars was
环境价值评估方法的第I组评估方法包括( )。
A．旅行费用法
B．隐含价值法
C．调查评价法
D．成果参照法
E．医疗费用法
