备战2019年高考英语考点一遍过考点20虚拟语气含解析
14页1、考点20 虚拟语气 高考频度: 【命题解读】对虚拟语气的考查重点在于根据句子的语境灵活多样地运用虚拟语气,宾语从句中虚拟语气的应用,交际用语中为表示委婉而使用的虚拟语气,含蓄条件句中的虚拟语气,以及特殊句型中的虚拟语气等。【命题预测】在特定语境下,情态动词和虚拟语气与动词的时态和语态相结合的考查是近年来高考的趋势。【复习建议】1. 掌握虚拟语气的基本用法;2. 掌握含蓄虚拟条件句的用法;3. 掌握主从句时间不一致的虚拟条件句的用法;4. 掌握名词性从句中的虚拟语气的用法;5. 掌握wish/if only/would rather从句中的虚拟语气的用法。考向一 if条件句中的虚拟语气if条件从句从句的谓语形式主句的谓语形式表示现在情况动词过去式(be的过去式用were)should/would/could/might动词原形表示过去情况had过去分词should/would/could/mighthave过去分词将来情况should动词原形should/would/could/might动词原形动词过去式were to动词原形If I were you,I would take an
2、umbrella.如果我是你,我会带把伞。We would have called a taxi yesterday if Harold hadnt offered us a ride home.如果昨天哈罗德没送我们回家,我们会打出租车回家的。 【巧学妙记】虚拟语气记忆口诀虚拟语气表愿望;If句中三情况;与现事实若相反;从过全were 主would原;过从had过分连;Would have过分键;从过were to should原;Would动原主将反。 1.(2017北京卷单项填空) They might have found a better hotel if they _ a few more kilometers.A. drove B. would drive C. were to drive D. had driven【参考答案】D 2.(2017北京卷单项填空) If the new safety system _ to use, the accident would never have happened. A. had been put B. were put C.
3、should be put D. would be put【参考答案】A【答案解析】考查虚拟语气。根据句意可知是对过去情况的虚拟,从句用had done形式, 故答案选 A。句意:如果新的安全系统已投入使用的话, 这次事故就不会发生了。2.(2016天津卷单项填空)I was wearing a seatbelt. If I hadnt been wearing one, I _. A. were injured B. would be injured C. had been injured D. would have been injured【参考答案】D【答案解析】句意:我当时系着安全带。如果我没有系安全带,我就会受伤了。使用虚拟语气,根据if条件句用的had done,可知,主句用would have done表示对过去情况的虚拟,而且I和injure是被动关系。故选D。考向二 错综时间条件句的虚拟语气 当条件状语从句表示的行为和主句表示的行为所发生的时间不一致时,被称为错综时间条件句,动词的形式要根据它所表示的时间做出相应的调整。If you had followed the
4、doctors advice,you would be better now.如果你当时听医生建议的话,你现在就好多了。 1. (2018天津卷单项填空)If we _the flight yesterday, we would be enjoying our holiday on the beachA. had caught B. caughtC. have caught D. would catch【答案】A 点睛:本题考查虚拟语气。虚拟语气重要做题原则:根据题干中主句或从句中动词形式判断所考查的动词的虚拟时间,一般要保持一致,但要注意错综时间虚拟语气要根据各自所表示的虚拟时间做出调整。本题就是错综条件虚拟语气,从句与过去事实相反,故用had + v-ed,主句与现在事实相反。2.(2016江苏卷单项填空)If it_ for his invitation the other day, I should not be here now.A. had not beenB. should not beC. were not to be D. should not have been【参
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