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1、引导学生阅读——既要圈画关键,更要动手实验曾经一段时间,笔者让每个学生制定在审题方面错误的个数的目标并写在作业本封面,然后要求学生每天把自己的审题错误的个数也记录在作业本的封面,记录几天后学生发现这样做的好处,同时他们发现:要把圈画出来的关键词体现在做题过程中,为自己的解题服务才是真正有效的。案例3-1判断:若点P在∠AOB内部,并且C、D分别在射线OA和射线OB上,PD⊥OB,且
1, to guide students to read - it is necessary to circle the key to painting, but also hands-on experiments For a period of time, I let each student to develop the number of trial subjects in the wrong number of goals and write in the operation of this cover, and then require students to put their own The number of examining errors is also recorded on the cover of the homework and the benefits of doing so are noticed a few days after the student discovers that the key words to be drawn in the circle are to be found in the process of doing the work and only serving their own problems Is really effective. Case 3-1 Judgment: If point P is within ∠ AOB, and C, D are on radiance OA and ray OB, respectively, PD ⊥ OB, and