想要上好一堂初中生物课,导入是至关重要的环节。它在一节课当中虽然只占有几分钟甚至几句话的时间,但是它的作用却是不可忽视的。一个成功的课堂导入,就好比一把金钥匙,它打开了学生兴趣的大门;一个成功的课堂导入,又好像是一个指向标,它引领着学生驶向胜利的彼岸。因此,在初中生物教学中,教师要为学生设计精彩的课堂导入,不能忽视它的存在,要利用导入营造课堂的氛围,调动学生的兴趣,让学生保持良好的精神状态。 Want to make a good junior high school biology class, the introduction is crucial. Although it takes only a few minutes or even a few words in a lesson, its role can not be ignored. A successful class introduction is like a golden key, which opens the door to student interest. A successful class introduction, again, seems to be a point-target that leads the student to the other side of victory. Therefore, in junior high school biology teaching, teachers should design wonderful classroom introduction for students and can not neglect its existence. It is necessary to use the atmosphere of creating classrooms by introducing them so as to arouse the interest of students and keep the students in a good state of mind.