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本课教学首先应加强学生已有知识和新知识的联系,把花的构造同果实的形成联系起采进行学习。启发学生运用知识去获得新知。再是用雄花和雌花作材料,指导学生仔细观察花的内部构造,通过对比实验,认识果实形成的过程,培养学生认识事物的能力。
The teaching of this lesson should first strengthen the connection between the existing knowledge and the new knowledge of the students, and learn the relationship between the structure of flowers and the formation of fruits. Inspire students to use knowledge to gain new knowledge. And then with the male flowers and female flowers as materials, to guide students to carefully observe the internal structure of the flower, through comparative experiments to understand the process of fruit formation, cultivate students' ability to recognize things.