I'm glad to hear of your good conduct/ behaviour at school.
听到你在学校表现良好，我很高兴。
I am sorry to hear of your serious illness.
得悉病重，甚感难过。
I was shocked to hear of his poor death.
听到他惨遭不幸的噩耗，我十分震惊。
We advised him to have a rest, but he simply wouldn't hear of it.
我们劝他休息，他怎么也不依。
I wanted to go, but he simply wouldn't hear of it.
他死活不让我走。
We could hear sounds of revelry from next door.
我们能够听到隔壁纵饮狂欢的声音。
You can't hear waves of such a high frequency.
如此高频率的声波是无法听到的。