远洋运输企业为租船人完成某一特定航次的运输任务并收取租赁费的业务，是指远洋运输的（）
A、期租业务
B、程租业务
C、湿租业务
D、光租业务
参考答案：B
His______behavior macle everyone nervous. He was always rushing to open doors and perform other small tasks, apologizing unnecessarily for any inconvenience that he might have caused.
A．oblivious
B．observant
C．obsequious
D．obsolescent
（）接口是MSC和VLR间的接口。
A.A
B.B
C.C
D.D
