If you should succeed,everything would be all right.这句话是否是病句

问题描述:

If you should succeed,everything would be all right.这句话是否是病句
If you should succeed,everything would be all right.
这句话是病句吗?是虚拟语气.

不是病句,有这种用法,用情态动词过去式表示假设意义的条件句,虚拟的一种