这道虚拟语气的英语题怎么做

Question

这道虚拟语气的英语题怎么做if i _ (feel) overtired, i would not go on. 为什么答案是were feeling。不应该是 felt吗。不是说与现在事实相反 从句用did，主句用would could should do吗

Answer 1

自己看

追问

完全看不清啊图片模糊

Answer 2

If she were to be here next Monday,I would tell her about the matter.