—IregrettosaythatI         haveshoutedatyoutheotherday...

问题详情：

 — I regret to say that I          have shouted at you the other day．

— Forget it． I was a bit out of control myself．  

       A． shouldn't B． mustn't   C． couldn't  D． mightn't

【回答】

A

知识点：情态动词

题型：选择题