句型“Were/Had/Should+主语+谓语其他部分+……，+主语”属于省去“if”的虚拟条件从句所引起的倒装。当“if "虚拟条件从句的谓语动词中含有“were,had, could, should"，则可以将if省去，而将从句的主语置于“were, had, should,could"后，翻译为“如果……/就……”。


.Were I you, I would elect to trust your boyfriend.
  如果我是你，我会选择相信你的男朋友。
.Were it rain, we would have a dinner at home
  如果下雨，我们会在家吃饭。
.Had he seen you last week, he would have given you a bigger surprise.
  如果他上个星期就看见你，他就会给你一个更大的惊喜。
.Had this couple a child, they should have lived more happy
  如果这对夫妻有一个小孩，他们应该可以生活的更加幸福的。
.Should Tom remain his strong resource,his brother would have solved his economic crisis quickly.
  如果汤姆保持他强大的财力，他的哥哥会很快解决他的经济危机。


—Were that thing not true, it would be meaningless to argue any more
—Let's stop quarrelling.
—如果那事不是真的.再争论下去没有意义。
—那让我们停止争吵吧。
—Had you not help me, I should have failed to finish this project.
—You also worked hard.
—如果没有你的帮助，我是不会完成这项工程的。
—你也很努力。微信号：jzbedu
—Should all my students not work hard,they would not have passed this exam successfully
—They all have awareness.
—如果不是所有学生的努力，他们都不会顺利地通过考试。
—他们都有自觉性。


注意：
    如果本句型的虚拟条件从句中含有否定词“not"，应该将其放在主语之后。例如:Had your mother not seen mine, she would not have known your bad news如果你的妈妈没有遇见我的妈妈，她将不会知道你的坏消息。