学习必备欢迎下载虚拟语气形式一、 (should)+动词原形形式1. 后面必须要加 should+动词原形且 should可以省略的是以下九个动词：demand, require, order, propose, insist, suggest（建议） , recommend, request, desire 记忆规律为drop + is + rrd suggest: 暗示、表明例外2.It is essential that⋯It is important that⋯It is no better that⋯It is a waste of that⋯Should + 动词原形should 可以被省略3. 当 demand等九个词做主语后接表语从句时， 从句也要使用 should+动词原形的形式e.g. My suggestion is that ⋯(should)+动词原形二、 should+动词原形形式， should不能省略I don’t think （料想） that the new building should be our new teaching building. consider, expect, believe 在表示“没有料想到”的时候后面一定要用虚拟语气，should不可以学习必备欢迎下载省略I don’t consider that I should meet you here. I don’t expect that I should meet you here. I don’t believe that I should meet you here. 三、 以下这些词引导从句时，需要虚拟。if ,but for, without, otherwise But for your help, we would not have succeed. 如果没有你的帮助，我们就不会成功。/多亏有了你的帮助， ⋯四、 wish, if only, would rather, it is (high)time that ⋯的用法e.g. I wish I knew the answer to the question now. I wish I had known the answer to the question at the time. If only+过去完成时(对过去的虚拟 ) If only I had been here much earlier. would rather that 宁愿，宁可 ⋯+一般过去时进行虚拟I would rather that you came to see me next week. It is time that+一般过去式进行虚拟e.g. It is time that you got up. It is high time that ⋯早该是做某事的时候了 ⋯e.g. It is high time that you got up. It is about time that⋯快到做某事的时间了 ⋯学习必备欢迎下载e.g. It is about time that you got up. 练习：1. It is important that the hotel receptionist _____________________. （必须确保旅客登记正确）make sure that the guests are regis...
