Giáo viên phải tươi cười với học sinh
(TPO) - Mỗi khi bắt đầu giờ học, các giáo viên của một trường trung học ở  Anh được yêu cầu phải mỉm cười với học sinh, và  tránh làm học sinh buồn chán bằng việc dùng những từ  ngữ quá khó hoặc quá dễ.
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