出租车司机在路上听着收音机。

The taxi driver listens to the ___radio during the ride.

我爷爷以前很喜欢听这台收音机。

My grandpa used to listen to this ___radio a lot.

他们通过无线电与救援队取得了联系。

They contacted the rescue team using ___radio.

救援队用无线电向总部报告了受灾情况。

The rescue team ___radioed the headquarters about the disaster situation.