（）men fail through ignorance of their strength than through know

（）men fail through ignorance of their strength than through knowledge of their weakness.

A、

Many

B、

Some

C、

D、

Less

【正确答案】：C
【题目解析】：

更多的人因为对自己力量的无知而失败，而不是因为对自己弱点的了解。题干中有than，用比较级，排除AB，根据句意应用more。