all his courage, he invited the lady to get off the train with him.
A. Being gathered
B. Gathered
C. To gather
D. Gathering
网友回答
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.