arrangement的动词

约定动词类：agree on; appoint; arrange; fix名词类：agreementappointmentarrangement约定会晤地点 agree on a meeting place; 约定开会时间 fix a time for the meeting; 他约定在剧院门口和我们碰头。

He appointed to meet us at the entrance of the theatre. 我们和他们约定一星期后见面。

We made arrangements with them to meet in a week.很多时候可以相互替换的。