——What does your aunt ______ ?
——She is a little thin.
A:look
B:like
C:look like
D:be like
已知函数f(x)满足f(x+1)=1f(x),且f(x)是偶函数,当x∈0,1时,f(x)=x2,若在区间-1,3内,函数g(x)=f(x)-kx-k有4个零点,则实数k的取值范围是( )
If the printer should break down under g____, we would repair it at our expense.