一 Do you know how the guide dogs help the blind?
一 Yes, they can the blind to they want to go.
A:takes; somewhere
B:lead; anywhere
C:take; nowhere
下列有关真核细胞分泌蛋白的叙述中,错误的是( )
一次函数的图象过点(2,0),和(﹣2,1),则此函数的解析式为____