没有问题,学生就不会有解决问题的思维活动。我们知道,事物的发展因波浪式推进而受到时间、空间的制约,人类对事物本质的认识常不是一蹴而就的,学生的思维活动也是循序渐进的、有规律可循的。对于事物的认识是由表及里、从表层过渡到浅层、最后 Without problems, students will not have thinking activities to solve problems. We know that the development of things is constrained by time and space because of the wave-like advancement. The human understanding of the nature of things is often not achieved overnight. The students’ thinking activities are also gradual and regular. The understanding of things is the transition from surface to surface, from surface to shallow, and finally