问题
选择题
It’s quite impossible that it will rain tomorrow. But if it _______, I would still go to the park.
A．should rain
B．would rain
C．rains
D．had rained
答案
答案：A
考查虚拟语气。考查与将来事实相反的虚拟语气，从句用should + V原形/过去时/were to + v原形。故选A。