古人云“学则须疑”。有疑就会积极思维,努力探求,进而获得其知。一个良好的设问是激发学生兴趣和求知欲的有效途径,是启发式教学过程中的一种行之有效的教学手段,它经常贯穿于教学过程的始终,是成功教学的先导。一、化学课堂教学中设问的运用 1.设疑探究,营造氛围,创设导入新课的契机思维自惊奇和疑问开始。新课的导入犹如乐曲的 The ancient cloud “study is doubtful.” Doubt will actively think, strive to seek, and then obtain their knowledge. A good questioning is an effective way to stimulate students’ interest and curiosity. It is an effective teaching method in the heuristic teaching process. It often runs through the teaching process and is the precursor to successful teaching. First, the application of the questioning in chemistry classroom teaching 1. Set up the suspicion to explore, create the atmosphere, and create the opportunity to introduce new lessons. Thinking begins with surprises and questions. The introduction of new lessons is like music