燃气快速热水器
参考答案:24(84191100)
You're not ______ me of lying to the headmaster,are you? [ ]
A. telling
B. reminding
C. scolding
D. accusing
若函数f(x)满足f(x+1)=f(x-1),且当x∈[-1,1]时,f(x)=x2,则函数y=f(x)与函数y=lgx的图像的交点个数为[ ]
A、7个
B、8个
C、9个
D、10个