以能力立意是高考数学命题的指导思想 ,在知识网络交汇点设计试题是高考命题的新特点和大方向 .与映射交汇的综合性问题正是在这种背影下“闪光登场”,频频出现在各级各类考试题中 .由于这类题目涵盖的知识点多且交汇性强 ,数学思想和方法考查充分 ,考生普遍感到难以下手 ,考试 It is the guiding ideology of college mathematics propositions that competency development, and the design of test questions at the intersection of knowledge networks is the new feature and general direction of college entrance examination propositions. The comprehensive problem of convergence with mapping is precisely in this kind of back-behind “flash debut” and frequently appears in All kinds of examination questions at various levels. As these topics cover many knowledge points and strong interaction, mathematical thoughts and methods are fully examined. Candidates generally feel that it is difficult to start.