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求英语语法虚拟语气例句

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/12 04:22:06
求英语语法虚拟语气例句
A,对于过去已发生的事情的假设
B对于现在发生的事情的假设
C对于将来要发生的事情的假设.
各举3个例句.
与..事实相反 If从句 主句
过去 Had done Would* have done
现在 Were/did Would* do
将来 Should do/were/were to do Would* do
例句:If there hadn’t been much rain in spring,we would have had a good harvest now.[过去]
If he smoked less,his cough might be well soon.[现在]
If the lecturer should be late,you would have to make a speech first.[将来]