问题补充:
She said she was sorry the train, so she had to stay for another day.
A. missing
B. having missed
C. to miss
D. to have missed
答案:
A. missing
B. having missed
C. to miss
(答案→)D. to have missed
解析:考查不定式的用法:be sorry to do是很遗憾做…,当不定式的动作是先于主句的动作,不定式是完成式,句意:她说很遗憾错过了火车,因此她不得不再待一天。选D。