should it rain tomorrow,we would have to cancel the football matc_英语解答

should it rain tomorrow,we would have to cancel the football match.为什么should不能用would来替换呢

人气：405 ℃　时间：2019-08-18 22:28:20

解答

这是虚拟语气这边表示与将来的事实相反.于与将来的事实相反的虚拟有以下几种情况1.从句谓语用过去式if it rained tomorrow,our sports meet would be put off2.从句用should + V原形.if it should rain tomorrow,....