A Lesson Study Of Improving Pre-service Teachers’ Instructional Language Skills In Math Classroom

"Centennial plan,Education first",General Secretary Xi Jinping pointed out that education must be given priority in the report of the 19th National Congress.Teachers’professional growth has become the focus of social attention,and the ability to use teaching language skills well will exert a great impact on teaching effectiveness.In the method of promoting teachers’ professional growth,lesson study has attracted more and more international attention."Centennial plan,Education first",General Secretary Xi Jinping pointed out that education must be given priority in the report of the 19th National Congress.Teachers’ professional growth has become the focus of social attention,and the ability to use teaching language skills well will exert a great impact on teaching effectiveness.In the method of promoting teachers’ professional growth,lesson study has attracted more and more international attention.This study will use the method of lesson study to target the mathematics pre-service teachers’ to study the improvement of their classroom language teaching skills.This study intends to solve the following questions:What is the basic status quo of classroom language skills of mathematics pre-service teachers?Before and after the lesson study,is there a significant improvement in the cognition of language skills of mathematics pre-service teachers?What is the improvement of classroom language skills of mathematics pre-service teachers in the lesson study?How can lesson studies help pre-service teachers integrate theoretical knowledge into simulated lectures?In the research process,literature research method,questionnaire survey method,quantitative research method,qualitative research method and case analysis method are mainly used.The status quo of language skills was investigated by questionnaire,and whether the language skills were significantly improved was analyzed by lesson study.Data analysis shows that the status quo of pre-service teachers mathematics language skills is attitude-oriented,overestimating the self-assessment of the theoretical knowledge and practical level of language skills,and the level of practical use is relatively low;Cognitive improvement is significant in which the theoretical knowledge level is better than the practical level;the specific improvement of language skills in the lesson study shows that at the theoretical level,the basic requirements of language skills and the use of precautions tend to be standardized in the design of instructional language At the practical level,it is prominently manifested in slower language speeds,more pronounced tone fluctuations,more concise teaching links,increased interactive language and questioning language,and improved accuracy of mathematical knowledge description;the study of course examples mainly improves the teacher training by increasing the number of simulated lectures for pre-service teachers self-confidence in lectures,cooperation between group members and mutual polish of language,adding teacher teaching and group teaching videos to the middle of class research in order to observe learning and comments,and carefully organizing the language of a math class to help students to put theoretical knowledge Integrate into simulated lecturesProceeding from the conclusion of the investigation and research,the following suggestions are given:Pre-service teachers should change the concept that emphasizes theory rather than practice,enhance the sense of cooperation and strengthen the discussion and exchange of teaching languages between groups.Daily learning increases the observation of teaching videos of famous teachers and excellent teachers,and enhances the sense of teaching language.Watching videos of your lectures repeatedly to keep improving.