Question

【题目】---I often have hamburgers for lunch.

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

A. eat B. to eat

C. eating D. Ate

Answer 1

【答案】B

【解析】试题分析：句意：－我经常午餐吃汉堡。－你最好不，吃太多的零食对你有害。句中it是形式上的主语，真正的主句是后面的动词短语，动词短语作主语时，常用it作形式主语，将真正的主语用带to的不定式跟在后面。故选B。