标化比的数值大于1,说明()
A.被标化组的率高于标准组
B.被标化组的率低于标准组
C.被标化组1的率高于被标化组2
D.被标化组1的率低于被标化组2
E.以上都不是
参考答案:A
-I'm feeling rather tired.
-____________ ? [ ]
A. How about swim
B. How about swimming
C. What about to swim
D. What about swim
简答实地导游常用技法?