赖世雄教你学英语语法
虚拟语气
5-1：表强烈违反真理的虚拟语气
表强烈的与真理相反的虚拟语气，习惯用下列句型：
if+主语+were to+原形v，主语+would/could/might/should/ought to+原形v
例：真理：the cat can't smile.
（猫不会笑。）
虚拟：if the cat were to smile. i would pass out.
（假如猫会笑，我会昏倒。）
真理：the sun doesn't rise in the west.
（太阳不会从西边升起。）
虚拟：if the sun were to rise in the west, how surprised the sunflower would be.
（要是太阳从西边升起，向日葵会是多么的吃惊啊！）