已知圆C与直线x-y=0及x-y-4=0都相切，圆心在直线x+y-4=0上，则圆C的方程为（　　）

A．（x+3）²+（y-1）²=2

B．（x-3）²+（y+1）²=2

C．（x-3）²+（y-1）²=2

D．（x+3）²+（y+1）²=2

— How long do you think the terrible snow will _____?

— Sorry, I didn't listen to the weather forecast. [ ]

A. get through

B. take in

C. fit in

D. keep up