高二英语：Unit1 Art Period 5 Grammar 学案（新人教版选修6）.doc

用心爱心专心Period5GrammarTeachingAims1.KnowledgeAimHelpthestudentstousethesubjunctivemoodcorrectlyindifferentsituations.2.AbilityAimTolearnthesubjunctivemoodfreelyandproperlyinspeakingandwriting.3.EmotionalAimsEncouragethestudentslearnmoreaboutthegrammar.Helpthestudentstoformthegoodhabitinlearning.Encouragethestudentstodomoreexerciseconsolidatetheknowledge.TeachingImportantPointEnablethestudentstousethecorrectformofofthesubjunctivemoodTeachingDifficultPointToknowthedifferencesbetweentheattributiveandthepredicative.TeachingMethods:Summarizing,comparativemethod;practicingactivitiesTeachingAidsMulti-mediaclassroomandothernormalteachingtoolsTeachingProcedureStepⅠGreetingGreetthewholeclass.StepⅡDictationStepⅢHomeworkcheckingStepⅣGrammar虚拟语气(SubjunctiveMood)这一语法项目是各类英语考试中心测试的重点之一。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。判断是真实条件句还是非真实条件句。只有在非真实条件句中才使用虚拟语气。通过句子意思，看假设的条件是否能够实现，能够实现是真实条件句，不能使用虚拟语气；假设的条件不能实现则是非真实条件句，要用虚拟语气.判断这个假设是与哪个事实相反。通常有三种情况：①与过去事实相反。②与现在事实相反。③与将来事实可能相反I:虚拟条件句:1.虚拟现在时表示与现在事实相反的假设，其if从句的谓语形式用动词的过去式(be一般用were)，主句用would/should/could/might+动词原形。Ifplaceswerealike,therewouldbelittleneedforgeographers.如果各个地方都一样，就不需要地理学家了。2.虚拟过去时是表示与过去事实相反的假设，if从句的谓语形式用过去完成时即had＋过去分词，主句用would/should/could/might+have+过去分词。Ifhehadknownyouraddressyesterday,hewouldhavetelephonedyou.3.虚拟将来时是表示对将来实现的可能性很小的或不确定的假设。If从句的谓语形式用一般过去式或用wereto/should+动词原形，主句用would/should/could/might+动词原形。Ifheweretoleavetoday,hewouldgettherebyFriday4.省略if采用倒装语序的条件句。有时可以把含有助动词、情态动词、be或have的虚拟条件句中的连词if省去，而将had,should,were等词提到主语之前，即用倒装结构。Hadheworkedharder,hewouldhavegotthroughtheexams.Werehetoleavetoday,hewouldgettherebyFriday.WereIinyourplace,Iwouldn’tdothat.5混合虚拟语气有时主句和从句的谓语动词指不同的时间，这时需要用混合虚拟语气。一般来说，在这种情况下，主从句谓语动词指代的时间不同，所以我们又可以错综时间条件句，在这种虚拟情况，动词形式应根据实际情况灵活使用，在做这些题目时候尤其要注意每道题目的提示语：时间状语。绝大多数情况下，从句或者主句都有相关的时间状语，这是我解题的关键。Ifyou_____thatlatemovielastnight,youwouldn’tbesosleepy.A.haven’twatchedB.didn’twatchC.hadn’twatchedD.wouldn’thavewatched答案选C。HadPaulreceivedsixmorevotesinthelastelection,hewouldbeourchairm