Question

关于mistake词组的用法

by mistake ，mistake A for B，make a mistake这三个词组的意思和用法分别是什么

Answer 1

by mistake 错误地
例句：I took his schoolbag as mine by mistake. 我误将他的书包当作我的拿走了。
mistake A for B 误将A当作B
例句：The students mistook me for their teacher. 学生们把我误认为他们的老师了。
make a mistake 犯了个错误
例句：She made a mistake by taking the wrong textbook to class. 她犯了个错，上课拿错了课本。

Answer 2

by mistake 错误的，表示某人错误的做了某事，主语是人；
mistake A for B将A错认为是B，主语可以是人也可以是物，
make a mistake犯了一个错，主语是人，