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１９９６年高考数学模拟训练（一）（理科）陕西永寿县中学安振平第Ⅰ卷一、选择题１．已知集合Ｍ＝｛直线｝，Ｎ＝｛圆｝，则集合Ｍ∩Ｎ的元素个数是（）．Ａ．０个Ｂ．１个Ｃ．２个Ｄ．不确定２．函数的最小正周期是（）．Ａ．４πＢ．２πＣ．πＤ．３．由关系式４Ｘ２...
In 1996 the college entrance examination mathematical simulation training (a) (science) Shaanxi Yongshou County Middle School An Zhenping I Volume I. Multiple Choice Question 1. Known set M = {straight line}, N = {circle}, then the number of elements of the set M ∩ N is (). A. 0 B. 1 C. 2 D. Unsure 2. The minimum positive period of the function is (). A. 4πB. 2πC. πD. 3. By the relation 4X2...