Unit1Discoverusefulstructures课件高中英语人教版选择性

LearningAboutLanguage(2)Discoveringusefulstructures1.Revisethestructureofrelativeclause.2.Focusonferaturesofnon-restrictiveclause.3.Freelyusenon-restrictiverelativeclausetoexress.LearningObjectivesLearningObjectives1.Watchthevideotolistthestructureswithrelativeclause.Revisionthedayswehadthesongswesangtogethertheonewhosetituptheonewho’sfeelinglostrightnoweverylittlethingyousaidthefirstdaywhenIsawyourfacethewomanyoudreamedaboutthegirltheoneIletgetawaytheonewhotakesyouhomesomethingIcanturntosomebodyIcankiss2.Asummaryforthestructureofrelativeclause定语从句：在复合句中，修饰某一名词或代词的从句，其作用相当于形容词。先行词：被定语从句所修饰的名词或代词。引导词：引导定语从句的词。Maryisthegirl

whohaslonghair.定语从句先行词引导词（1）定语从句有关概念定语从句的引导词关系代词关系副词指人指物who(主语,宾语)whom(宾语)that(主语,宾语)whose(定语)as(主语,宾语,表语)which(主语,宾语)that(主语,宾语)whose(定语)as(主语,宾语,表语)where(地点状语)when(时间状语)why(原因状语)（2）定语从句的引导词Readthefollowingsentencesandunderlinetherelativeclauses.Thennamethetwotypesofclausesandstatetheirfunctions.RestrictiveNon-restrictiveNon-restrictiveNon-restrictiveFurtherlearning1.Acomparisonbetweenrestrictiveandnon-restrictive

relativeclause.2.Somekeypointsofusingnon-restrictive

relativeclause.1.非限制性定语从句与主句之间通常用逗号隔开，是对先行词的附加说明，即使去掉，主句的意思仍然完整。2.非限制性定语从句的先行词既可为单个的名词或代词，也可为整个句子或其中一部分，且常译成与主句并列的句子。3.关系代词which指物，在从句中作主语、宾语、宾语补足语或表语；who/whom指人，who在从句中作主语，而whom在从句中作宾语；as指代整个主句，在从句中作主语、宾语或表语；whose既可指人也可指物，在从句中作定语。4.关系副词when指代时间，在从句中充当时间状语，可与“介词+which”互换；where指代地点，在从句中充当地点状语，可与“介词+which”互换。指代原因时不用why引导，用forwhich代替why。Thattheywillgetmarried,whichhasnotbeenannounced,

hasspreadaround.他们要结婚的消息还没有宣布，却已经被传得沸沸扬扬。Heoftencomestoschoollate,

whichmakeshis

teacherangry.(关系词指代整个主句的内容)他经常上课迟到，这使得他的老师很生气。MrKing,whoselegswerebadlyhurt,was

quicklytakentohospital.金先生的腿受了重伤，他很快就被送去医院了。WewillputofftheoutinguntilnextSunday,

when/onwhichwewon'tbesobusy.我们把郊游推迟到下个星期天，那时我们就不会那么忙了。3.Differencebetween“as”and“which”inasentence.项目aswhich指代引导从句只能指代整个主句的内容引导从句既可指代整个主句的内容，也可指代主句的一部分位置引导从句可位于主句之前、之中或之后引导从句只能位于主句之后意义正如；正像这一点；这件事功能连接上下文，表达说话人的观点、看法，并指出主句内容的根据或出处等引导的从句在意义上相当于一个并列句asisknowntoallasyouknowasisexpectedasweexpectedashasbeenmentionedaboveasisreported/saidasafamoussayinggoesasispointedoutasyoucansee=ascanbeseenasisoftenthecase众所周知正如你所知道的那样正如所预料的那样正如我们所期待的正如上面所提到的正如报道/所说的那样正如一句谚语所说/俗话说正如指出的正如你所看见的情况通常如此as引导非限制性从句，常意为“正如”。可出现在句首、句中、句末。常见结构有：Practice1.Rewritethesentencesusingnon-restrictiverelativeclause.Howdothesentencesflowdifferently?1Wewereveryimpressedbytheoldman.Hewasnotwillingtoacknowledgedefeat.2Afterwards,EinsteinhadtofleeGermany.Hitlerwasinpowerthere.3ThereisnothingwecandotohelpLinda.Hercircumstancesarebeyondourcontrol.Wewereveryimpressedbytheoldman,whowasnotwillingtoacknowledgedefeat.Afterwards,EinsteinhadtofleeGermany,whereHitlerwasinpower.ThereisnothingwecandotohelpLinda,whosecircumstancesarebeyondourcontrol.4Theteacheraskedustolistentoaspeechbyhisfavouritenovelist,J.K.Rowling.Itinspiredusalot.5ThebuildingunderconstructionwasdesignedbyI.M.Pei—afamousChineseAmericanarchitect.HewasborninGuangzhou,China.6Iwasaskedtoexplaintheprojectwiththehelpofaflowchart.Itwasabigchallengeforme.

Theteacheraskedustolistentoaspeechbyhisfavouritenovelist,J.K.Rowling,whichinspiredusalot.ThebuildingunderconstructionwasdesignedbyI.M.Pei—afamousChineseAmericanarchitect,whowasborninGuangzhou,China.Iwasaskedtoexplaintheprojectwiththehelpofaflowchart,whichwasabigchallengeforme.2.Workingroups.Completethesentencesusingnon-restrictiverelativeclausetogiveextrainformation.Thensharethemwithyourgroupmember.EXAMPLEI’dliketotry…,…I’dliketotrythatChineseherbalmedicineagain,whichseemstoworkbestformycough.1Iwouldliketotravelaround…,…2Whatimpressedmemost…,…3Myfavouritescientistis…,…IwouldliketotravelaroundSichuanProvince,whereJiuzhaigoulocates.Whatimpressedmemostaboutthefilmwastheending,whichwasquitemoving.MyfavouritescientistisNikolaTesla,whowasquitebrilliantbutalsohadsomecrazyideas.4Finallywearrivedat…,…5Mygrandparentslike…,…6Iwishtoobtain…,…7Mybestfriend…,…Finallywearrivedatthezoo,whichwasclosedforrepairs.Mygrandparentslikegoingforoutingsinspring,whichisgoodfortheirhealth.Iwishtoobtainadrivinglicence,whichisnecessaryifyouwanttodriveacar.Mybestfriendcametovisitlastweek,whichwasthefirsttimeIhadseenhiminyears.1．Just___theoldsayinggoes,“Eachcoinhastwosides.”2．MrSmith，______nativelanguageisEnglish,canspeakChinesefluently.3．WheneverImether,______wasfairlyoften,shegreetedmewithasweetsmile.4．Shehasbeenabsentagain,______isexpected.5．China,______wasfoundedin1949,isbecomingmoreandmorepowerful.6．LastSundaytheyreachedNanjing,______aconferencewastobeheld.7．This