老师帮助调解两名学生之间的争执。
The teacher helped to ___mediate the argument between the two students.
老师调解了两位学生之间的争吵。
The teacher ___mediated the argument between the two students.
他在双方之间协调,帮助他们达成协议。
He ___mediates between both parties to help them reach an agreement.