目前流行的2.4G遥控发射接收设备也需要和72Mhz设备一样回避同时开机使用。
参考答案：错
---Why is the librarian looking so hard at me?
---You _______ to read aloud in the reading room.
A．don't suppose
B．haven't supposed
C．are not supposing
D．are not supposed
欧洲出现最早的实科中学开办于________国。
