名词性短语：grammar mistakes 例句：I wonder if i have any grammar mistakes?我不知道我写作的语法有没有错误？She talked to the pupil about his grammar mistakes.她找学生谈话，批评他犯语法错误。The more you write, the less grammar mistakes you have.你写得越多，语法错误就会犯得越少。You've made a few grammar mistakes in your composition.你在该作文中出了几个语法错误。
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