非谓语动词的一道题

问题描述:

非谓语动词的一道题
More and more people have moved into cities,___ them overcrowded. A. to make B. making C. made D. to have made

选B.考察非谓语动词作结果状语.句意为"越来越多的人涌进城市,这使城市十分拥挤"making指前面这件事造成的结果是..