By all , you must try every to help him. A. mean, mean B. means, means C. means,
来源：网络
时间：
推荐文章
By all _______, you must try every _______ to help him.
A. mean, mean B. means, means
C. means, mean D. mean, means
试题答案
C
means是一个单复数同形的名词，并且永远带有尾-s。换句话说，在表示“方式”、“方法”时，不存在mean这一形式(mean主要用作动词，表示“意思是”；也可用作名词，表示“中间”、“中庸”)。