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启发式教学,有个不易驾驭的问题:课堂上如果让学生广开思路发言,教师原来精心设计的教案可能被打乱,甚至如脱缰的野马不可收拾;如果对学生发言控制过死,又不免重蹈“填鸭式”的复辙。为了预防这两个极端,于是出现种种治理“窍门”:有的对学生发言时的意外现象绕开去;有的设计问题简单,只要求学生回答“是”或“不是”、“有”或“没有”;最可怕的是公开教学中的花架子,事先几经排演,以求万全,这不仅演掉了教
Heuristic teaching, there is a problem not easy to control: If students in the classroom wide open thinking to speak, the teacher originally well-designed lesson plans may be disrupted, or even runaway wild horses out of control; if the students say control over death, and Can not help but repeat the “spoon-fed” of the same mistake. In order to prevent these two extremes, there are various “tricks” of governance. Some of them go around the unexpected behavior of students when they speak. Some are simply designed to ask students to answer “yes” or “no”, “yes” or “No”; the most terrible is the open shelves of teaching, rehearsal in advance after several rehearsals, which not only played a lesson