1、例句
（1）用作名词(n.)
His costly mistake resulted in severe loss.
他的严重的`错误导致了重大的损失。
You've made several grammatical mistakes in the composition.
你的作文中犯了几处语法错误。
Tom must have taken your dictionary by mistake.
汤姆一定是弄错了才拿了你的字典。
（2）用作动词(v.)
You mistook my meaning entirely.
你完全误解了我的意思。
I used to mistake his reserve for haughtiness.
我过去常把他的沉默寡言误以为高傲。
I mistook the number and went to the wrong room.
我记错了号码,走错了房间。
2、常用短语：
in mistake for错当成;
make no mistake (about)不犯错误（关于）
If I mistake not如果我没弄错的话;
mistake about〔in〕 (v.+prep.)弄错，看错
mistake for (v.+prep.)把…错认为，错把…当作
There be no mistaking...弄错，误解；认不出; 误会; 看错