USAGE NOTE 用法说明: listen and 和 hear
If you hear something, you know that a sound has been made, and can often recognize what it is. hear 指听见声音，并常常能加以识别:
Did you hear that noise? 你能听见那声响吗？
She could hear a phone ringing. 她能听见电话铃在响。
If you listen to something or someone, you pay attention to the words, sounds or music that they are making. listen 指留心听某人的话、声音、音乐等:
I'm sorry, could you repeat the question? I wasn't listening. 对不起，你能把问题再说一遍吗？我刚才没在听。
He only ever listens to music when he's driving. 他开车的时候只听音乐。
The dog suddenly stood quite still, and listened intently. 那头狗突然站定不动，全神贯注地听着。