listen to+具体事物,如radio,music,强调对象
listen for+抽象事物,如news,sound,强调内容貌视没区别。
I LISTEN TO WHAT THEM SAY
I listen FOR WHAT THEM SAY.
这里用listen for 表示“注意倾听”来辨别某人呼叫的方位。不可以改为listen to
listen to 指的是一般的“听”如:listen to the radio, listen to the teacher, listen to my dadlisten for 等着听,听着;listen to 听,注意听