問題詳情：
— Do you think I really _____ the bad handwriting in your composition at yesterday’ s meeting?
—Sure, Why _____ you always pick holes in everything I write?
A. wouldn’t have mentioned; can B. mustn’t mention; should
C. shouldn’t have mentioned; must D. couldn’t mention; would
【回答】
C
知識點：虛擬語氣與情態動詞
題型：選擇題
