—I have just received another message, telling me I have won a big prize.

—Don't jump on it. You ________.

A．should be cheated

B．are being cheated

C．are cheating

D．should have been cheated

以下哪一个不是智能设备与非智能设备的区别点？（）

A.能否采集数据

B.能否处理数据

C.是否有通信接口

D.是否有可测的信号