一I’msorry.I

問題詳情：

 一I’m sorry. I _______ at you the other day.

   一Forget it. I was a bit out of control myself.

   A. shouldn’t shout                                            B. mustn’t shout 

   C. shouldn’t have shouted                                   D. mustn’t have shouted

【回答】

C

知識點：情態動詞

題型：選擇題