虚拟语气试讲ppt课件.ppt

文档介绍：*if引导的虚拟条件句*If+主+did(were),主+would/should/could/might+动词原形如果我是你,我会再试一次。IfIwereyou,,我会买下这架飞机。IfIhadonemilliondollars,*Exercise如果我现在不用上英语课,我会…….IfIdidn’thaveEnglishclass,Iwould/could/might…IfIweren’tinEnglishclass,Iwould/could/might…*与过去事实相反的虚拟条件句一个帅哥与一美女擦肩而过,两人都后悔地不得了。帅哥一拳头打在墙壁上:当时我就应该表白;美女钻到被窝里嚎啕大哭:当时他不表白,我也要表白了。Icouldhaveconfessedmyselfatthattime!!*If+主+haddone,主+would/should/could/might+动词现在完成式(havedone)与过去事实相反的虚拟条件句*,他就通过这次考试。Ifhehadworkedhard,,那我是很不幸的。IfIhadmarriedher,,我就中***了。IfIhadchosenmybirthdate,Iwouldhavewonthelottery.*与将来事实相反的虚拟条件句(通常有时间状语),,,,+主+did(wereto/shoulddo),主+would/should/could/might+动词原形*虚拟语气SubjunctiveMood时间条件从句if主句过去haddonewould/should/could/mighthavedone现在did/werewould/should/could/*【典题例证】,;;;;couldclimb【解析】选C。根据信息词yesterday可以判断该句是表示与过去事实相反的虚拟条件句,从句中应该用过去完成时,主句中应用“情态动词+现在完成时”,故答案选C。*