Question

________ your letter, I would have started off two days ago. A．If I received B．Should I rec.

________ your letter, I would have started off two days ago. A．If I received B．Should I receive C．If I could have received D．Had I received

Answer 1

D

试题分析：考查虚拟语气，从后面的主句的时态可知if条件句要用和过去相反的虚拟语气，if的非真实条件句可以省略if，提前had，were，should，Had I received="if" I had received，选D 点评：考查虚拟语气的时候要注意和不同的时间相反的情况，主从句的时态是不一样的。要注意记忆。