SAT语法求教!
The exchange between the teacher and the student promotes learning far different
from that which results （as） the student listens but does not
participate.
Collegeboard的解答说as应该用when代替,我也看了许多关于这道题的提问.恕我愚笨,实在搞不懂啊,为什么是when啊?
这句子应该怎么分析啊?还有,我万分纠结那个results,这个到底是什么东西啊?