the radio was still on!中on是什么用法

the radio was still on!中on是什么用法 by radio ,on the radio 用法上的区别 the radio is still om的意思为什么用on 是on radio 还是on the radio? on radio 还是on the radio On The Radio turn on the radio The important news was heard ____ twice on the radio. on the radio on radio in radio的区别 The pencil is still on the desk.中still是什么词性?用来修饰哪个词? On the whole中on的用法 .The idea was to teach " On the air",in other words on radio