Were I to go to the moon some day, I could see the surface of the moon with my own eyes.

　　　有一天如果我能去月球，我就会亲眼看见月球的表面。

　　　Should you need our help, just give us a ring.

　　　一旦你需要帮助，给我打电话好了。

　　　Had you arrived at the station ten minutes earlier yesterday, you could have caught the train.

　　　昨天你要是早十分钟到达车站，你就会赶上火车。

　　　Were this to happen again, you would have to bear the consequences.

　　　如果再发生这种事，你必须承担后果。

　　　Had I known your telephone number, I would have called you.

　　　要是我知道你的电话号码我就给你打电话了。

　　　Had Tom come to the party last night, he might have met Mary.

　　　汤姆昨晚要是来参加晚会，他就会遇到玛丽。

　　　Had you taken a taxi, you would have caught your train.

　　　你要是乘出租车的话，就会赶上火车的。

　　　Should you fail in the test, you could try again.万一你考试失败了，你可以再试一次。

　　　Should it rain tomorrow, I would stay at home. 万一明天下雨，我将留在家里。

　　　Were I to write the article, I should write it some other way.

　　　如果我写这篇文章，我会以另一种方式来写。

　　句型说明

　　　1. 在开放式条件句(open conditional clause)和让步状语从句中通常要省略should。在这种情况下，如果if省略，动词be与主语的位置要倒装。

　　　If any person be guilty of a crime, he would be prosecuted.

　　　= Be any person guilty of a crime, he would be prosecuted.

　　　任何人犯罪，都可能受到起诉。

　　　Whether she be right or wrong, she will have my support.

　　　= Be she right or wrong, she will have my support.

　　　不管她是对还是错，我都会支持她的。

　　　If she be poor or rich, I will take her as my wife.

　　　= Be she poor or rich, I will take her as my wife.

　　　不论是贫穷还是富有，我都会娶她为妻。