the car stopped all at once.A. Seeing a boy lying on the groundB. On seeing a boy sittin

问题补充：

， the car stopped all at once.

A. Seeing a boy lying on the ground

B. On seeing a boy sitting on the road

C. The driver saw a boy standing on the road

D. The minute the driver saw a boy seated on the road

答案：

A. Seeing a boy lying on the ground

B. On seeing a boy sitting on the road

C. The driver saw a boy standing on the road

(答案→)D. The minute the driver saw a boy seated on the road

解析：考查答案意思，The minute意思“一…就”，句子意思“司机一看到小孩坐在地上，车就立刻停下”