题目

某学生在复习指数函数的图象时发现：在y轴左边，y=3x与y=2x的图象均以x轴负半轴为渐近线，当x=0时，两图象交于点（0，1）．这说明在y轴的左边y=3x与y=2x的图象从左到右开始时几乎一样，后来y=2x的图象变化加快使得y=2x与y=3x的图象逐渐远离，而当x经过某一值x0以后 y= 3x的图象变化加快使得y=2x与y=3x的图象又逐渐接近，直到x=0时两图象交于点（0，1）．那么x0=       A．                                                  B．     —It's May 3rd. But I don't know the day. Can you tell me? —_____. [     ]A. It's very cold B. It isn't May 2nd C. It's Friday D. It's his birthday