—I think a good friend should be all his or her subjects.
—I don’t agree. I don’t think grades are important in a friendship.
A. angry about
B. good at
C. famous for
D. good for
网友回答
A. angry about
(答案→)B. good at
C. famous for
D. good for
解析：根据语境可知此句的含义是一个好的朋友应该是各门学科都应该出色。考查固定短语的基本含义。A表示对某事非常生气，B表示擅长做某事，C表示以…出名，D表示对…有益处，故选B。