最佳教学时机往往隐藏在教材挖掘中,隐藏在教师的课堂授课中。作为教师要善于利用教材及时捕捉教学时机,及时给学生提供一个思维碰撞的舞台,只有这样才能更好地激发学生学习化学的兴趣,培养学生的化学学科素养,才能活用教材,把教材教活!教学时机存在于林林总总、大小不一的“时机场”中,教学活动中不能不分主次地捕捉所有时机,而应捕捉效率高、作用与价值大的时机,即捕捉教学最佳的时机。机不可失,失不再来,抓住 The best teaching time is often hidden in the textbook mining, hidden in the teacher’s class teaching. As a teacher should be good at using the teaching materials in a timely manner to capture the timing of teaching, in a timely manner to provide students with a collision of thinking stage, the only way to better stimulate students interest in chemistry, chemistry students to cultivate the quality of science in order to use teaching materials to teach teaching material! Teaching opportunities exist in the vast number of “airports”, the teaching activities can not be separated from primary and secondary to capture all the time, but should capture the high efficiency, the role and value of the opportunity to capture the best teaching opportunity. Opportunity, lost no longer, seize