Question

关于英语虚拟语气

⑴_____ ，we shall go on a picnic tomorrow.
a)if the weather were fine b)were the weather to be fine
c)should the weather be fine d)if the weather will be fine
为什么选c，不选b
⑵"you pictures are beautiful!""we should have taken more_____out of film."
a)if we did not run b)had not we run
c)if we should have run d)hadn't we run
为什么选d，不选b
⑶"I wish I had attended the party yesterday."
"it's too bad that you____.we met a lot of people."
a)haven't b)hadn't c)had missed it d)didn't
为什么选d，不选a
⑷if I had only read all the books before I____the leture!
a)attended b)would have attended
c)had attended d)have attended
为什么选a，不选b
⑸I would have invited her,but I____her well.
a)don't know b)didn't know
c)hadn't known d)haven't known
为什么选a，不选c

Answer 1

1 我觉得BC都对，那个shall很诡异啊,可能人家本身就不是虚拟
3 did表示对过去的描述，对现在没有影响，不用完成式。后面用met。
4 体会一下语境，B不同。另，我觉得是if only但愿……就好了
5 but后表示的是事实，不用虚拟。 而且我比较想选B

追问

第3题it's too bad that you_____.带有感情色彩，应该用虚拟语气就是it's too bad that you should have not.还有第4题麻烦说清楚点。