导游人员饮酒不要超过自己酒量的( )。
A．二分之一
B．四分之一
C．三分之一
D．五分之一
参考答案：C
After graduation from college, he began to wander from city to city, ________a suitable job. [ ]
A. hunting for
B. taking on
C. looking after
D. bringing up
输差如何计算？
