Question

【题目】— Did you listen to the program yesterday?
— Yes. I can't believe I heard her singing ______ the radio.
A.on
B.in
C.by
D.For

Answer 1

【答案】A
【解析】句意为：---你昨天听节目了吗？---听了。很难相信我能听到她在收音机里唱歌。在英语中, 表示通过某种媒介常用介词on, 如：on TV, on the phone/radio等。故应选A。