物流師(二級(jí))物流英語(yǔ)單項(xiàng)選擇題每日一練(2019.01.20)

來(lái)源：考試資料網(wǎng)

1 What is the optimal level of inventory？（）

2 Why is customer service an important element？（）

3 Why does information system contribute to an efficient logistics system？（）

4 Which of the following function does a logistics system include？（）

5 What kind of goals can mission statement fail to achieve？（）