核心问题
许多试题都强调 advice 是个不可数名词。例如：
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(应去掉 an)(TOEFL 教程)
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Professor Jackson was able to give me some very good advices when I went to see him about my difficulties with the experiment. (EPT)
请问为什么有的句子使用 advices?
词典解答
作“劝告”“咨询”解的 advice 是个不可数名词,没有复数形式。但是,作“消息”“报告”“行情”“通知”解的 advice 却具有复数形式。请比较：