mistake for的前面有没有in?还有这个短语和by mistake的区别是什么?

mistake for的前面有没有in?还有这个短语和by mistake的区别是什么? 有没有for mistake这种用法呢? mistake的短语有没有mistake to,mistake from或mistake of in mistake for 和by mistake区别 Don`t make the same mistake for the second time in a day.这里的mistake不用复数形式吗? 请问mistake ...as...和mistake...for...有什么区别? He took the bag for还是by mistake?for mistake 和by mistake有何区别? and后有逗号 后面句子是插入语吗?a member of staff mistook her creation for the leftovers and,scraping the jellies from their plates,dumped them in a nearby dustbinand后面的scrap是ing形式的而后面的dump是和前面mistake的形 与mistake for同义的词组? mistake A for B 的意思一样 full 前面没有“in” for mistake和by mistake各表示什么意思?遇到个选择T，有两个个选项 for mistake和by mistake make mistake in的意思快 it is i that am to blame for the mistake in the work.(正确的)it is i that am to be blame for the mistake in the work（错误 )想问的是 第二种为什么是错误的 If you ___(keep) the secret,nobody___(know) in.I am sorry for making such a mistake.准确的 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 mistake sb.for 帮忙看下这个简单的英语句子有没有语病~I dot't think there is any grammatical mistake in my article .那is用不用改成“are”？