一直以来,对课堂之效心存疑惑。可能有人会说,既然上课了,效果就会产生。其实,问题没有这么简单。效果有正反两方面的作用,于是,就产生有效课堂和无效课堂之说。既然施加影响,有效和负效之说似乎更为具体。当正面之效超过负面之效,可以说是有效;当负面之效超过正面之效,自然归为负效。观察我国课堂教学,负效课堂似乎表现得更为明显。我们的孩 All along, doubts about the effectiveness of the classroom. Some people may say that, since the class, the effect will produce. Actually, the problem is not so simple. The effect of both positive and negative effects, thus, to produce effective classroom and invalid classroom. Since the impact is exerted, what seems to be more effective and less effective seems to be more concrete. When the positive effect exceeds the negative effect, it can be said to be effective. When the negative effect exceeds the positive effect, it is naturally classified as negative effect. Observation of classroom teaching in our country, negative classroom seems to be more obvious. Our children