教师在备课中要能明确以下三块内容：（1）了解班级和学生，对课堂常规及学

Teachers prepare lessons to be able to clear the following three elements: (1) understand the classes and students, classroom practices and student performance have a clear understanding. (2) study the body language, knowledge includes knowledge (3) the structure and language skills, language integration and other language learning language and culture, learning, and other associated content. In addition, for the content of textbooks, teachers also need to understand the level of awareness and the level of students has this content. Classroom where students of the language will allow us to understand more of their existing knowledge base and knowledge.

Teachers in the preparation of the following three elements: (1) to understand the class and students, the classroom routine and student performance to have a clear understanding. (2) Learning language subject, including language knowledge structure and language skills, language integration and other knowledge (3) learning language culture, learning methods and other related content. In addition, teachers also need to understand the level and degree of knowledge of the content in the textbook. The language expression of students in the classroom allows us to learn more about the knowledge base and knowledge system they already have.

Teachers should be able to make clear the following three parts in preparing lessons: (1) understand the class and students, and have a clear understanding of classroom routines and students' performance. (2) the subject of language learning, including knowledge of language knowledge structure and language skills, language integration and other knowledge (3) learning language culture, learning methods and other related content. In addition, for the content of the textbook, teachers also need to understand the level and degree of students' understanding of the content. The language expression of middle school students can let us know more about their existing knowledge base and knowledge system.<br>