Just as I was beginning to find the ride long, the taxi screeched to a halt, and the driver got out and went over to the policeman to ask the way.
句意：正当我开始觉得路程太长时，汽车嘎地一声停了下来，司机下车去向警察问路。screeched to a halt意为嘎地一声突然停下来。B选项与划线处意义最为接近，故选B。