教学语言是指教师在教育教学过程中,根据学生的具体特点和教学内容的需要,以传授知识、介绍经验、交流情感为目的而使用的一种工作语言。教学语言的优劣、教师的语言表达能力、驾驭语言的技巧,能直接影响到学生学习的主动性和教学的有效性,并影响和制约着教师主导作用的发挥,关系到教学的成功与失败。著名教育家夸美纽斯说过:教师的嘴就是一个源泉,从那里可以发出知识的溪流。他精辟地道出 Teaching language refers to a working language used by teachers to impart knowledge, introduce experiences and exchange feelings in the process of education and teaching, according to the specific characteristics of students and the needs of teaching contents. The pros and cons of teaching language, teachers’ language skills and language skills can directly affect the initiative of students and the effectiveness of teaching and influence and restrict the teacher’s leading role, which is related to the success and failure of teaching . Well-known educator Comenius said: The teacher’s mouth is a source, from where you can send streams of knowledge. He said incisively