上好复习课的关键是如何选择范例。 寥寥几例,可能使学生有一次大的提高,使他们对所获知识得到一次新的强化。这对教师来说确实不是一件容易事。这就势必要求教师在选择例题时斟酌再三,必须在浩无边际的题 The key to a good review class is how to choose examples. A few examples may lead to a major increase in students’ ability to make a new reinforcement of their knowledge. This is really not an easy task for teachers. This will inevitably require the teacher to take more and more discretion when choosing examples.