问题补充：
—He eats food.—That’s why he is heavy.
A. too many; much too
B. too much; much too
C. too many; too much
D. too much; too many
答案：
A. too many; much too
(答案→)B. too much; much too
C. too many; too much
D. too much; too many
解析：考查短语辨析。too many 后接可数名词复数，too much后接不可数名词，much too后接形容词或副词，根据语境他吃太多的事物，那就是太重的原因。故选B
