to school without breakfast is bad for your health. A. Go B.Going C. Went

问题补充：

to school without breakfast is bad for your health.

A. Go B.Going C. Went

答案：

解析：通过is可以看出，其前面部分应该是主语。A.Go放在开头，是祈使句，与后面的is矛盾。C选项中的went是过去式，不能放句子开头。Going是动名词，可以作主语。所以本题选B .