英语中的虚拟语气语法

主要是虚拟语气在条件状语从句中的用法和在名词性从句中的句法

Subjunctive Mood (虚拟语气)
非真实条件句的虚拟：(if从句比正常情况提前一个时态)
(Ls. 15-16) It wouldn't be so bad if he’d let a taxman work on the forms with him, but he insists on doing it himself…
与现在事实相反： if用过去式或用should/were to 表示更小的可能性，主句用should/would/could/might＋不定式。
I would have thought they were city fellows if I hadn’t seen the flying saucer stepped in.
与过去事实相反： if用过去完成式（had+done），主句用should/would/could/might+have done (完成体)

虚拟语气一、考点聚焦 1、虚拟语气用于条件状语从句中 （1）表示与现在事实相反的假设,条件状语从句中的谓语动词用“过去式（be动词的过去式用were）”,而主句中的谓语动词用“would / should/ could / might ...