虚拟语气should+动词原形ppt课件.ppt

精品PPT,虚拟语气 (1),一、什么是虚拟语气？,虚拟语气是一种特殊的动词形式，用来表示说话人所说的话并不是事实，而是一种假设、愿望、怀疑或推测。,精品PPT,二、虚拟语气的表达形式 （1）,(should)+动词原形表示“建议、命令、决定”等意义 的动词，如： suggest（建议）, recommend（推荐）insist（坚决要求）, request（要求）, require（要求）, order（命令）, demand（要求）, propose（建议），advise等， 后面的that从句中用（should）+动词原形。,注意：suggest 表示“暗示、表明”时不用虚拟语气。insist表示“坚持认为”时不用虚拟语气。,精品PPT,例句：1. He suggested that the question (should) be discussed again.2. The expert proposed that TV (should)be turned off at least one hour every day.3.The boss insisted that we (should) finish our work at once.4. I request that the boss (should) pay me salary at once.,精品PPT,衍生句型：,It is suggested that （should)+动词原形It is insisted thatIt is requested that It is recommended thatIt is proposed that It is required thatIt is advised thatIt is ordered that,精品PPT,例句：,It is suggested that the question (should) be discussed again.2. It is proposed that the TV (should )be turned off at least one hour every day.3. It is insisted that we (should) finish our work at once.4. It is requested that the boss (should) pay me the salary at once.,精品PPT,衍生词形：,表示“建议、命令、决定”等意义的名词。Suggestion, recommendation, requirement, proposal, decision ,order, request 等。1.His suggestion is that the question (should) be discussed again.2. The boss made the request that we (should) finish our work at once.,精品PPT,