change··· for·· 和 substitute·· for·· 的区别

问题描述:

change··· for·· 和 substitute·· for·· 的区别
before starting to work ,she ________. A substituted her beautiful dress for the working clothes B. changed her beautiful dress for the working clothes . 答案选B,why? 请解答,tks

把her beautiful dress和the working clothes位置翻转过来,就可以选A了.又如:
They were substituting violence for dialogue.
他们在用暴力取代对话.
不明白的再问哟!请记得采纳,多谢!