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2014年全国高考已悄然落下帷幕,本着承上启下的命题思想以及在继承中有所发展的命题原则,全国卷为我们呈现了许多优秀的特色小题,以全国课标Ⅰ理科数学的选择题和填空题中为例,让我们一起回顾赏析一下.试题一(第10题)已知抛物线C:y2=8x的焦点为F,准线为l,P是l上一点,Q是拋物线与PF的一个交点,若→FP=4→FQ,则||QF=()A.2/7 B.5/2 C.3 D.2赏析以向量为载体对圆锥曲线知识的考查,历来是高考命题者的最爱.命题者试图让考生借助于数形结合思想,
In 2014, the national college entrance examination has quietly come to an end. In line with the propositional concept of inheritance and the propositional principle that has been developed in succession, the national volume presents us with many outstanding features, with the national curriculum standard I mathematics multiple-choice questions and Fill in the blanks for example, let us review and appreciate it. Question 1 (10th question) Known parabola C: y2 = 8x focus is F, alignment is l, P is a point on l, Q is a parabola and PF A point of intersection, if →FP=4→FQ, then ||QF=()A.2/7 B.5/2 C.3 D.2 Appreciation The examination of the conic curve knowledge using vectors as vectors has historically been the entrance examination. The propositional person’s favorite. The propositioner tries to make the examinee use the number form to combine the ideas.