英语 词汇题 较难

谈判策略与技巧 — 英语词汇题

剑桥商务英语(BEC) 商务谈判 AI 三重审校通过

题目
In a negotiation, the buyer says, "If you lower the unit price by 3%, we will accept the 60-day payment." The seller replies, "Yes, we can offer that discount ____ the total order reaches 10,000 units." A) as soon as B) provided that C) so that D) in order to