Unit 1 Cultural Heritage Discovering Useful Structures 课件-2023-2024学年高中英语人教版（2019）必修第二册.pptxVIP

复习限制性定语从句了解非限制性定语从句知道如何合并定语从句

在主从复合句中，对某一名词或代词起修饰作用的从句叫定语从句。被修饰的名词或代词叫先行词，引导定语从句的连接词叫关系词。定语从句一般位于先行词后1.引导定语从句2.代替先行词3.在从句中担当一个成分

WhichoneisHarryPorter?TheboyisHarryPorter.

WhichoneisHarryPorter?Theboy_______________________isHarryPorter.whoiswearingglasses

Theusageoftherelativepronounsandadverbs

which/thatwhich/thatStep1:划分主句和从句Step2:找先行词Step3:看从句所缺成分缺主语、宾语、定语---选择关系代词(who/that/which/whose/whom)不缺成分，选择关系副词去做状语---(when/where/why)选择关系词的步骤

1.Therecomesatime_____theoldmustgivewaytothenew.2.Waterfromthedamwouldlikelydamageanumberoftemplesanddestroyculturalrelics_______wereanimportantpartofEgyptsculturalheritage.3.Afterlisteningtothescientists_______hadstudiedtheproblem,andcitizens_________livednearthedam,4.Temples...andthenmovedandputbacktogetheragaininaplace_____theyweresafefromthewater.5....byUNESCO,whichrunsaprogramme_________preventsworldculturalheritagesitesaroundtheworldfromdisappearing.which/thatwherewho/thatwhich/thatwhenwho/that

DiscoveringUsefulStructures非限制性定语从句

限制性定从非限制性定从Theteacherwhotaughtmeismysister.Mysisterisateacher,whoplaysbadmintoneveryweek.句意完整为非限定从，不完整为限制性定从。

ThegirlisfromAmerica.ThegirlIcalledjustnow.Thegirl(whom)IcalledjustnowisfromAmerica.They’retalkingaboutthefilm.Ihaveseenthefilm.They’retalkingaboutthefilm(that)I’veseen.如何合并定语从句？

Ihavereadthenewspaper.Thenewspapercarriestheimportantnews.Ihavereadthenewspaperwhichcarriestheimportantnews.Thegirlgotfirst.Thegirl’sfatherhadgivenusareport.Thegirlwhosefatherhadgivenusareportgotfirst.

Ishowedhimtheletter.IreceivedtheletterthismorningIshowedhimtheletter(which)Ireceivedthismorning.JanehasborrowedthebookthatwaswrittenbyLaoshe.ThebookwaswrittenbyLaoshe.Janehasborrowedthebook.

Summary1.找共同3.共同部分为先行词，从句位于先行词的后面2.判断主句和从句

Step1Ihavedow