mistake是可数名词吗

　　mistake是可数名词

　　1.I found a mistake in that sentence.

　　我发现那个句子有一个错误。

　　2.You've made several grammatical mistakes in the composition.

　　你的作文中犯了几处语法错误。

　　3.They made the big mistake of thinking they could seize its border with a relatively small force.

　　他们大错特错，居然认为以较少的兵力就能够夺取其边境地区。

　　mistake基本含义

　　n.(言语或行为上的) 错误，失误;(用词或数字等上的) 错误，口误，笔误;

　　v.误会;误解;看错;

　　第三人称单数：mistakes

　　复数：mistakes

　　现在分词：mistaking

　　过去式：mistook

　　过去分词：mistaken