2018年高考英语一轮复习每日一题(第18周)虚拟条件句(含解析)

1、虚拟条件句高考频度： 难易程度：1.（2017北京卷单项填空）If the new safety systemhave happe ned.A. had bee n putC. should be put【参考答案】AB. were putD. would be put【答案解析】考杳虚 M 语壬 根据句意可知是对过去情况的虚抓 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）1 was wearing a seatbelt. If I hadnt been wearing one, I _ .A. we

2、re injuredB. would be injuredC. had bee n injuredD. would have bee n 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。【考点丿if条解读】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

3、should/would/could/might+have+过去分词表示将来情况should+动词原形动词过去式were to+动词原形should/would/could/might+动词原形to use, the accide nt would n everA. commitB. committedC. have committedD.had? If I were you,I would take an 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

4、 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江苏卷单项填空）_ n ot for the support of the teachers, the stude nt couldnot overcome her difficulty.A. It wereB. Were itC. It wasD. Was it2.（2016北京卷单项填空）Why did

5、n t you tell me about your troubl e last week? If you_me, I could have helped.A. toldB. had toldC. were to tellD. would tell3.（2016天津卷单项填空）Had the governments and scientistsnot worked together , AIDS-relateddeaths_since their highest in 2005.A. had n ot falle nB. would n ot fall C. did not fallD. wo

6、uld nothave falle n4.If you_yourself to doing everyth ing in the order give n, you would miss anopport unity to be a unique in dividual.3committedIB【解析】考查虚拟语气的省略。虚拟语气中，be 动词统一用呎中虚拟语气的省略形式主要是把址省 略，同时把wene/should/liad 前，即Ufere /Shijuld/ Had 1. 故选&2 卫【解析】考查虚拟语气。句意:你上周为什么没有告诉我你遇到的麻烦？如果你告诉我的话，我就可 以帮你了。根据第一句可知，这里是对过去发生的事情进行虚拟，还条件句的时态应该用过去完砌九 故选臥3D【解析】句意：如果政府和科学家不共同努力,艾滋病相关的死亡就不会从 2005 年的最高点下降。 使用虚拟语气：就条件句用的 had dot而且省略血将 had 提前,主句用 would have done 表示对 过去惰况的虚 WU 故选D。4. B【解析】句意:如果