His bad manners cannot be ascribed to his childhood alone, you know. Her worsening kidney can be attributed to her alcoholism. ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' They are the same.

They are always the same while there are some distinctions.ascribe to can mean good and bad things which may not be the reality and can be affected by the speaker who makes up false relations,while attribute to usually mean good things，attribute can also be a noun while ascribe can only be a verb,here are some examples: ascribe 把…归于,把…推诿到…上 attribute把···归因于 attribute2 名词 n. [C] 1.属性;特性,特质 Kindness is one of her attributes. 仁慈是她的特性之一。 you only need to memorize a little of it and can use it freely as you want for English is changing and it won't be a question in the English paper.Think which you reads well then use that one.