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我主要都做题了，我们老师会发很多补充题，已经提炼过了
做题其实也挺重要的，明显感觉本科时候受到的做题训练比高中匮乏很多，就是研究生面试那种程度（通常都是基础题）都答的磕磕绊绊的
恩，最好的是把后面的内容做成习题了