Question

【题目】李蕾的父亲对她生气极了，她的妈妈正在努力让他冷静下来。
Li Lei's father is quite angry with her. Her mother is trying to make him .

Answer 1

【答案】calm；down
【解析】短语：calm down冷静下来；镇定下来。make sb do sth让某人做某事。所以答案是calm down。