柴油机燃油供给系统高压油路组件包括（）等。 A.喷油泵 B.输油泵 C.喷油器 D.

He ____ you more help even though he was very busy .

A．might have given

B．might give

C．may have given

D．may give

— Where will you start your work after graduation?

— It's not been decided yet. I _____ continue my studies for a higher degree. [ ]

A. need

B. might

C. would

D. must

被追越船为缩短两船追越时间采取减速措施，这是：（）

A.良好船艺和规则所期望的的行动

B.违规行动

C.对海员通常做法的疏忽

D.对遵守规则的疏忽

冬季整拖前钻井队要用蒸气预热下船，要清理井架底座、基础，防止泥浆（），影响整拖。

A.冻结

B.跑掉

C.溢出

D.漏失

在电子商务中，物流服务 包括商流服务。