题目

 The old saying” Never judge a book by its cover” means never judge a man by his            a1one, you might be fooled by what he 1ooks 1ike. A. appearance          B. identity            C. intelligence      D. independence 答案：A某校有学生813人，每个学生每月节约用水6千克，全校学生每月节约用水多少千克？合多少吨？