在一堂课中有学生系统地听老师讲,老师总结概括,以及课堂巩固等过程。这样,新知识在脑中就有三次重现,加上课后复习和作业,学生获得的新知识基本上已巩固了。而第二次上新课前,又进行课堂提问,可说是对教和学的一种必要的检查。另外课堂提问,还负有承上启下,由旧而新的使命,因而就显得更为必要。由于前后课的内容和要求不同,因此在提问的方法上就不能一律。同时检查知识应从多方面着手,故提问的方式也应该是多方面的。现在就我在化学教学中课堂提问的几种方式简介如后: In a class, students systematically listen to the teacher, the teacher summarizes, and the process of class consolidation. In this way, new knowledge reappears three times in the brain, and after class review and assignments, the new knowledge acquired by the students has basically been consolidated. The second time before the new class, but also to ask questions in the classroom, it can be said that teaching and learning is a necessary examination. In addition class questions, but also bear the bearing, from the old and new mission, so it is even more necessary. Due to the different content and requirements before and after class, so the method of questioning can not be uniform. At the same time check the knowledge should start from many aspects, so the way to ask questions should also be multifaceted. Now I class in chemistry teaching questions in several ways such as: