问题补充:
A railway station is no place for a child alone at night.
A. leave
B. leaving
C. to be leaving
D. to be left
答案:
A. leave
B. leaving
C. to be leaving
(答案→)D. to be left
解析:根据句意,a child 与 leave 之间为被动关系,所以要选一个具有被动关系的选项,故只能选 D。句意为:火车站可不是让儿童在晚上独自呆的地方。