Now we're going to hear Beach Boys, IV I guess,with a three-chord chord progression and it's going to be sub-dominant , V dominant , I tonic .

而现在我们来听听貌似是沙滩男孩，三和弦进行，然后将会是次属音，属音，和主音。

耶鲁公开课 - 聆听音乐课程节选