确定配送路线时所遵循的原则
参考答案:
1)效益最高2)成本最低3)路程最短4)吨公里数最小5)准时性最高6)运力利用合理7)劳动消耗最低
I always take a bus to school, and I ______ ride a bike.
[ ]
A. always
B. usually
C. often
D. never
服务人员接听电话不属于本岗位职责时应该怎样说?