问题补充:
the problem was he could deal with, he called the police for help.
A. To realize; what
B. Having realizing; more than
C. Realized; more than
D. Having been realized; what
答案:
A. To realize; what
(答案→)B. Having realizing; more than
C. Realized; more than
D. Having been realized; what
解析:意识到问题超出他所能处理的范围,他打电话向警察寻求帮助。more than超过;realize这一动作发生在主句谓语call之前,所以用realize的完成时,且realize和主语he是主谓关系,所以选B。