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对课本典型例习题的变形可以从以下几个方面入手:1.引申:根据条件推出新的结论.2.加深:适当增加条件,推出新的结论.3.特殊化:将条件特殊化,得到新的结论.
The deformation of typical example exercises in textbooks can be started from the following aspects: 1. Extension: According to the conditions to introduce new conclusions. 2. To deepen: to appropriately increase the conditions and introduce new conclusions. 3. Specialization: Specializing the conditions to obtain New conclusion.