A:Do you like stickers?
B:I have some stickers.
C:I like stickers.
以下生物不能进行细胞有丝分裂的是( )
He _______ computer games when his parents left home. So he didn't know where they were.
已知幂函数f(x)=k•xa的图象过点(3,33),则k+a=____