--------I often have hamburgers for my breakfast.------You’d better not. It’s bad for y

问题补充：

--------I often have hamburgers for my breakfast.

--------You’d better not. It’s bad for you too much junk food.

A. eat

B. to eat

C. eating

D. ate

答案：

A. eat

(答案→)B. to eat

C. eating

D. ate

解析：本题后半句的含义是吃太多的垃圾食品对身体有害，本题使用了形式主义it，故真正的主语位于句尾用动词不定式to do，故本题选B。