was/ were to have done, 表示 “本打算”、“本计划”或“本应当” 做的事而没有做成或没有发生。. 如: I was to have seen him last …
虚拟是用过去形态表达虚拟的。. 同时要知道 be to do 和 be going to do是不同的时态。. be to do 和want to do 也是不同的时态。. be to …
简单地说，be-型虚拟语气就是用动词原形；were-型虚拟语气是用动词的过去时形式；shoud-型虚拟语气是用should+动词原 …
与过去事实相反的虚拟： If + had done + ..., ... would (might) have done ... If I had known your telephone number yesterday, I …
在虚拟语气中，would have done经常以 两种结构出现。 1. I would have done……, but…… 我本想做……但由于一些原因，没有做成. 当然 …
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