all his courage he invited the lady to get off the train with him.A. Being gathered B. Ga

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.