I want to join the art club (because I love art).(对划线部分提问)____ ____ ____ want to join the art club?

问题描述:

I want to join the art club (because I love art).(对划线部分提问)
____ ____ ____ want to join the art club?

why do you
学过的话,这还挺简单的,就是 因为——所以(because why)