几种英语虚拟语气用法的题1.I wish our teacher_____to give another test .I

几种英语虚拟语气用法的题
1.I wish our teacher_____to give another test .I haven't got prepared yet.
A.isn't going B.weren't going C.will not going D.could have gone
2.The business is risky.But______we would be rich.
A.should we succeed B.we should succeed C.might we succeed D.would we succeed
我想问一下这两道题选什么,请详细说明为什么选这个和为什么不选的原因