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著名教师于漪说过:“课的第一锤要敲在学生的心灵上,激起他们思维的火花,或像磁石一样把学生牢牢地吸引住。”这就是说设计好“导入”这一教学环节,是培养学生兴趣,启发思维的关键所在,如果设计得当,随后的教学环节就能得以顺利实施,预期的教学目的就能较易达到,这也是快乐学数学的有效途径之一。课堂教学导入是指教师在一个新的教学内容或活动开始时,引领学生进入学习情境的语言艺术与行为方式。其作用表现在:
The famous teacher Yu Yi said: “The first hammer of a lesson is to be knocked on the students’ mind, sparking their thinking, or attracting students like a magnet.” “This means designing well” Import "This teaching link is to cultivate the interest of students, the key to inspire thinking, if properly designed, then the teaching can be successfully implemented, the expected purpose of teaching can be more easily achieved, which is the joy of learning mathematics effective One of the ways. The introduction of classroom teaching refers to the language arts and behaviors that teachers lead students to enter into learning situations when a new teaching content or activity begins. Its role in the performance: