Unit 5 Languages Around the World Discovering useful structures课件(共26张PPT)2024-2025学年高中英语人教版(2019)必修第一册.pptxVIP

定语从句——关系副词Unit5DiscoveringUsefulStructuresUnit5DiscoveringUsefulStructureswhere,when,why,prep.+which/whom)

HelpstudentslearntheformofRelativeClauses.GuidestudentstoknowhowtouseRelativeClauses.Designspecificsituationsforstudentstomakesmallconversitions.LearningObjectives

1.Helikestousethedictionarywaspublishedin1986.2.Haveyouseenthebooksheboughtyesterday?3.Theboysareplantingtreesonthehillaremiddleschoolstudents.4.Thestudentwevisitedyesterdayisafamousartist.5.Sheisthegirlfatherisaprofessor.6.Helivesintheroomwindowsfacesouth.which/thatwhich/thatwho/thatwho/whom/thatwhosewhoseReview

（一）定语从句的定义在复合句中，修饰______或______的从句叫定语从句。被修饰的名词或代词叫________，引导定语从句的词叫________。关系词分为关系_____和关系_____两类。名词代词先行词关系词代词副词Review关系词关系代词whowhomwhichthatwhose关系副词whenwherewhy

（二）关系代词及其用法关系代词指代在定语从句中所充当的成分人物主语宾语定语thatwhichwhowhomwhose√√√√√√√√√√√√√√√Review

定语从句之关系副词

关系副词的用法1.ThisisthehousewhereIlived20yearsago.2.IstillrememberthedaywhenIfirstmethim.3.Canyoutellmethereasonwhyyouliedtome?地点地点状语inthehouse时间时间状语ontheday原因原因状语forthisreasonObservation观察先行词有什么特点？先行词在从句中作什么成分？定语从句的形式特点：名词/代词+that/who/which/(whose+n)名词+when/where/why

1.when引导的定语从句当先行词为表示时间的名词(如：day,time,week,month,year等)，且关系词在从句中作时间状语，定语从句用when引导。1.IstillrememberthetimewhenIwasincollege.2.wewillneverforgetthedaywhenweflewatanaltitudeof6000metersinthesky.关系副词的用法

2.where引导的定语从句。当先行词为表示具体地点的名词(如：place,house,airport等)或抽象地点的名词(如：point，case，activity，situation，position，occasion，platform，email，stage，scene等)，且关系词在从句中作地点状语，定语从句用where引导。1.Thisisthehotelwheretheystayed.2.wehavereachedapointwhereachangeisneeded.3.Hegetsintoasituationwhereitishardtodecidewhatisrightorwrong.关系副词的用法

3.why引导的定语从句当先行词为表示原因的名词reason，且关系