车站调度员在运输工作组织中因车流变化或其他影响,需变更()时,必须提前布置()、()。
参考答案:作业计划;周密布置;具体落实
—What's the best food you have had in Beijing, Alex?
—Roast duck! I ______ to a famous restaurant to have it last week. [ ]
A. have gone
B. go
C. will go
D. went
外汇买卖的汇率风险在外汇买卖系统中主要体现在()
A、二级分行
B、总行和一级分行
C、支行
D、网点