问题补充:
all his courage, he invited the lady to get off the train with him.
A. Being gathered
B. Gathered
C. To gather
D. Gathering
答案:
A. Being gathered
B. Gathered
C. To gather
(答案→)D. Gathering
解析:句意:他鼓足了勇气,邀请那位女士和他一同下火车。gather的逻辑主语是he,存在主谓关系,所以用现在分词形式表主动。故选D.