overreact

My mother overreacted when she learned that I had been in an accident.听说我遭遇事故，我妈妈的反应异常激烈。

The news media always overreacts to any kind of scandal.新闻媒体对任何类型的丑闻都特别敏感。

He overreacted to his bad grades by quitting school.他因成绩不佳而退学的做法有点过激。