The boy is very fat eating food.
A. because; much too
B. because of; too much
C. because; much too
D. because of; much too
网友回答
A. because; much too
(答案→)B. because of; too much
C. because; much too
D. because of; much too
解析：本题的含义是男孩非常胖，原因是吃太多的食物，表示原因后跟短语应该用because of，修饰不可数名词可用too much，much too修饰形容词，故选B。