众所周知,圆锥曲线在高考中具有不可替代的地位,常扮演高考“拦路虎”这一角色,多处于选择题、填空题的压轴题和解答题的倒数第二题或第三题的位置(高考文科卷则位于压轴题的位置).在各高校的自主招生数学试卷中,它又会以什么面目出现呢?下面,我们就通过几道典型例题来一窥究竟. As we all know, the conic curve has an irreplaceable position in the college entrance examination, often playing the college entrance examination “stumbling block” this role, many in the multiple choice questions, fill in the blank finale and answer the penultimate question or the third question position The liberal arts volume is located in the position of the finale.) In the self-enrollment mathematics papers in various colleges and universities, it will appear in what way? Here, we pass a few typical examples to find out.