单项选择题
Usually（） handles the majority of the correspondence and negotiation needed during transactions of stores and spare parts in the engine department.
A.the chief engineer B.the second engineer C.the third engineer D.the fourth engineer
单项选择题 After receiving the stores you should sign on the （）
单项选择题 When order spare part, you can directly fall back on （）
单项选择题 The（） should be shut once upon FWE.
