They had a party __________ the evening of October 1. [ ]
A. in
B. at
C. on
D. /
答案:C
检查 * * 的最佳时间是()
A.经前
B.经后3天
C.经后7~10天
D.经后2周
E.经后3周
商务谈判是指()
A.物流和商流相结合形式
B.商流在前,物流在后
C.物流在前,商流在后
D.商流迂回,物流直达
E.物流迂回,商流直达