牛津教材对虚拟语气的讲解有了更新,从句中也可以用 主句所能用的结构.
一些以前不存在的结构：
I wish I could have won the game.
If I could have won the game,I would have been very happy.
语言在发展变化,所以你的例句并不奇怪.
你可以去看看高中牛津教材,好像是5模块还是6模块!语法部分,虚拟语气的讲解!