this is not difficult, school listen well, to distinguish between the concept of clear public record on the line again
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school listen well
在学校好好听
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The high school student wants to learn mathematics well, should change the idea first, secondly should catch and improve this key of the efficiency that listen to the teach er;
高中生要学好数学，首先要改变观念，其次应抓住提高听课的效率这一关键；
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