He a sense of humor. This is why I don’t like being friends with him.
A. is lack of
B. is lacking in
C. lacks of
D. is lacking of
网友回答
A. is lack of
(答案→)B. is lacking in
C. lacks of
D. is lacking of
解析：考查lack用法。Lack+of＋名词 ，前面不要冠词； Be lacking in缺乏（某种品质、特点等）,不够，lack在这里v变形为adi。选项AD结构错误，根据下文a sense of humor可知选B。