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每年高考过后,见诸于杂志、复习资料与网络的真题真解颇多,保持原高考试题的原质原味,对于高考命题的专家给出的解答笔者无可厚非,困为他们受制于考纲与课标及对中学教育的引领作用,违心做通性通法.但对见诸于杂志、复习资料与网络的千篇一律的解答,笔者就难恭维了,它们影响学生创新能力的发展和教师的专业成长.笔者先从2004年天津市理科第22题的真题真解说起.(原题)椭圆的中心是原点O,它的短轴长为22~(1/2),相应于焦点F(c,0)(c>0)的准线l与x轴相交于点A,|OF|=2|FA|,过点A的直线与椭圆相交于P,Q两点.
After the college entrance examination every year, seen in magazines, review materials and network really Zhenti quite a lot to maintain the original nature of the original college entrance examination questions, experts for college entrance examination answers given me understandable, sleepy for them subject to the syllabus and subject As well as the leading role of secondary education, which is contrary to the principle of generality, but I find it hard to compliment the one-size-fits-all answers seen in magazines, reviewing materials and the Internet, which affect the development of students’ innovative abilities and the professional growth of teachers. The author begins with the Zhenti of Tianjin Science 22nd in 2004. (Original title) The center of the ellipse is the origin O, whose minor axis length is 22 ~ (1/2), corresponding to the focal point F (c, 0 ) (c> 0) intersects the x-axis at point A, | OF | = 2 | FA |, and the line passing through point A intersects with the ellipse at P and Q points.