由函数的解析式可得 f(2)=22-1=3,
故选C.
—_____ and see a film this afternoon?
—That’s a good idea.
A.Why don’t go
B.Why not go
C.Why not to go
D.Why doesn’t go
CONVERTER风扇坏几个的情况下将会SHUTDOWN CONVERTER?
A、3
B、2
C、1
D、超过一个以上都会。