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一翻开冯程同学的作业本,就看见一张小纸条,上面的字清秀而工整:"范老师:我写这封信的目的是想告诉您一个治疗哮喘病的好方法,那
When you open the homework book of Feng Cheng’s classmate, you see a small piece of paper with a neat and neat character: “Fan Teacher: I wrote this letter in order to tell you a good way to treat asthma.