单选题 The fact that the management is trying to reach agreement _________five separate unions has led to long negotiations.

【正确答案】 D
【答案解析】[解析]惯用搭配题。四个介词中能和agreement搭配使用的只有[D]with。
[句意]管理层试图与五个独立的组织达成协议，这一事实导致了长期的谈判。