题目

已知函数f(x)与g(x)的图象在R上连续不断，由下表知方程f(x)＝g(x)有实数解的区间是() x－10123 f(x)－0.6773.0115.4325.9807.651 g(x)－0.5303.4514.8905.2416.892 A.(－1，0)           B．(0，1)            C．(1，2)            D．(2，3) 答案：BHuge quantities of information ________available on the internet, but whether the information ________ reliable needs to be further proved.A．is, isB．are, isC．is, areD．are, are