hit the roof
发火
A:Mum. Mark proposed today.
A:妈妈,今天马克向我求婚了。
B:Mark? That Christian? You didn't accept it. did you?
B:马克?那个基督教徒?你没答应他,对吧?
A:Yes. I did. I lvoe him, Mum. And be doesn't mind getting married in our church.
A:我答应他了。我爱他,妈妈。他不介意在我们的教堂举行婚礼。
B:Oh, silly girl! I can almost see your father hitting the roof.
B:真是个傻姑娘,我能想象得出来你爸爸暴跳如雷的样子。