问题补充:
— What made her so sad at that time? She kept crying all the time.
— to the ball.
A. Without being invited
B. Not be invited
C. Be not invited
D. Not having been invited
答案:
A. Without being invited
B. Not be invited
C. Be not invited
(答案→)D. Not having been invited
解析:考查非谓语动词。句意:当时什么让她如此沮丧?她一直在哭。——没有被邀请参加舞会。下文省略了谓语动词,只保留主语。动名词做主语表示抽象动作。如果动作发生在谓语动词之前,则要用完成时态的动名词。动名词的逻辑主语她是动作对象,故用被动语态。选D。