if i were invited tonight ,i would go to the dinner party 为什么用 WERE

问题描述:

if i were invited tonight ,i would go to the dinner party 为什么用 WERE
这句话为什么是IF I WERE而不是 IF I WAS

译文:万一今晚我被邀请,我就参加晚宴.
虚拟语气结构.
虚拟语气:与将来事实相反的假设,用were的,不管人称,单数还是复数

If he were here, he would help us.