Unit 6 Using language 课件-高中英语外研版（2019）必修第一册.pptx

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1、Unit 6 At one with natureUsing language关系关系代词代词指代的指代的先行词先行词在从句中在从句中所做成分所做成分是否可省略是否可省略thatwhichwhowhomwhose人，物人，物物物人人人人(人人/物物)的的主语主语,宾语宾语主语主语,宾语宾语主语主语,宾语宾语宾语宾语定语定语作宾语可省略作宾语可省略 作宾语可省略作宾语可省略 作宾语可省略作宾语可省略可省略可省略不可省略不可省略Review relative pronouns in attributive clauses.Grammar:Attributive clauses(3)where在定语

2、从句中用作地点状语先行词须是表时间的名词when在定语从句中用作原因状语在定语从句中用作时间状语先行词须是表地点的名词先行词一般是reason(s)whyReview relative adverbs in attributive clauses.Look at the sentences from the reading passage and answer the questions.What does“which”refer to in sentence(a)?Grammar:Attributive clauses(3)a .they could increase the areas i

3、n which they could grow rice.b .these terraces still mean a lot to the local people for whom traditions hold much value.What does“whom”refer to in sentence(b)?Why do we use prepositions before“which”and “whom”?Grammar:Attributive clauses(3)a.they could increase the areas in which they could grow ric

4、e.b.these terraces still mean a lot to the local people for whom traditions hold much value.Because“which”and“whom”serve as the objects of the action phrases that end with a preposition.In sentence(a),can we replace“in which”with“where”without changing the meaning?Grammar:Attributive clauses(3)a the

5、y could increase the areas in which they could grow rice.Look at the sentences from the reading passage and answer the questions.Yes.What is the difference between the two groups of sentences?Grammar:Attributive clauses(3)atheycouldincreasetheareasinwhichtheycouldgrowrice.btheseterracesstillmeanalot

6、tothelocalpeopleforwhomtraditionsholdmuchvalue.ctheycouldincreasetheareas.Theycouldgrowcropsintheseareas.dtheseterracesstillmeanalottothelocalpeople.Traditionsholdmuchvalueforthem.Sentences(a)and(b)bothcontainaclausedefininganouninthesentence.Sentences(c)and(d)areconstructedwithapairofsimplesentence

7、s,withonedefininganounintheothersentenceineachpair.由.构建；由.构成Why does the author choose to use sentences(a)and(b)in the reading passage?Grammar:Attributive clauses(3)Becausethereisacloserlinkandconnectionbetweentheitemandtheclausedefiningitinsentences(a)and(b).It will also make thepassageclearer,andc

8、reateanemphaticeffectontheobjectsbeingdefined.1“介词介词+关系代词关系代词”引导的定语从句引导的定语从句（1）由“介词+关系代词”引导的定语从句主要用于正式文体，在非正式文体中通常将介词放至句末。Thisisthemanto whom Ireferred.我指的就是这个人。Thisistheman（whom）Ireferredto.我指的就是这个人。定语定语从句从句 （3 3）“介词介词 +关系代词关系代词”引导的定语从句引导的定语从句（2）关系副词 when，where，why 引导定语从句时，也可用“介词+关系代词（which/whom）”代

9、替，其中的关系代词只能用 which 或whom，不可用 that 或 who。先行词指物时用 which，先行词指人时用 whom。That is the day when（=on which）he was born.那就是他出生的日子。That is the house where（=in which）he lived.那就是他住过的房子。That is the reason why（=for which）he must apologise.那就是他必须道歉的原因。词汇复现（3）介词选择的三原则：一先二动三意义。一先：根据先行词的搭配习惯来确定。二动：根据从句中谓语动词的搭配习惯来确定。三

10、意义：根据从句所表达的意义来确定。Iwillneverforgetthedayon which Mr.Lileft.（ontheday）我将永远忘不了李先生离开的那一天。Isthisthecarfor which youpaidahighprice?（payfor）这是你花大价钱买的车吗?Thisisthepolicemanwith whom myfathereverworked.（myfathereverworkedwith）这就是曾和我父亲一起工作的警察。【误区警示误区警示】（1）“名词/代词/数词+of+关系代词”通常引导非限制性定语从句，在定语从句中一般作主语，表示所属关系，或者整体中

11、的一部分。Hehasthreesons，one of whom isadoctor.他有三个儿子，其中一个是医生。Thereare50studentsinmyclass，all of whom arehard-working.我们班有50名学生，所有人学习都很刻苦。（2）在定语从句中，有些含介词的短语动词不可拆开使用（短语拆开后含义发生变化），如lookafter，lookfor，carefor，takecareof，hearof等。SheisthegirlwhomIamlooking after.（after不能提前）她就是我照顾的那个女孩儿。（3）“介词+which/whom”（=whos

12、e）在定语从句中作定语，修饰其后的名词。Hehaswrittenabook，thenameof which Ihaveforgotten.=Hehaswrittenabook，of which thenameIhaveforgotten.=Hehaswrittenabook，whosenameIhaveforgotten.他写了一本书，书名我忘了。Thiskindofbookisforchildrenwhosenativelanguage（=thenativelanguageof whom）isChinese.这种书是给母语是汉语的儿童看的。单句语法填空单句语法填空 the day which

13、 I settled in China.(1)I remember the days which I lived here.the month which I stayed there.which I spent 5 dollars.(2)This is the book which I paid 5 dollars.which I learnt a lot.which Tom often talks.(3)My computer，which I cant surf the Internet，crashed yesterday.onduringinonforfromaboutwithoutCo

14、nnect the sentences with a preposition+whom/which.2.Guangxiisaprovince.TheLongjiRiceTerracesarelocatedinit.TheZhuangisanethnicgroup,ofwhichthepopulationisthelargestofallethnicgroupsinChina.GuangxiisaprovinceinwhichtheLongjiRiceTerracesarelocated.Grammar:Attributive clauses(3)1.TheZhuangisanethnicgro

15、up.ItspopulationisthelargestofallethnicgroupsinChina.4.Heisanexpertonriceplanting.ThelocalZhuangpeoplehavelearntalotfromhim.Iwanttovisitthisculturallandscape,towhichthetitleofUNESCOWorldHeritageSitewasgivenin2016.Heisanexpertonriceplanting,fromwhomthelocalZhuangpeoplehavelearntalot.Connect the sente

16、nces with a preposition+whom/which.Grammar:Attributive clauses(3)3.Iwanttovisitthisculturallandscape.ThetitleofUNESCOWorldHeritageSitewasgiventoitin2016.Grammar:Attributive clauses(3)Complete the passage with a preposition+whom/which.(P65)dyescanoftenbefoundingardens2_colorfulflowersareplanted.Other

17、naturaldyesaremadefrominsects,seacreaturesandmineralcompounds.Amongthemanybeautifultreasurespeoplecanreceivefromnaturearenaturaldyes.Themostcommon natural source1_ naturaldyescomeisplants.from whichMaterialsformakingnaturalin whichNatural dyes are now returning to popularity,especially with artists

18、and craftspeople.Thereasons3_theyprefernaturaldyesarethatthecolorsarebrighterandcanbekeptlonger.Naturaldyesarealsobecomingmorepopularwithconsumers4_caringfortheenvironmentis a priority.More and more people feel that byusing natural dyes,we can remind ourselves ofnaturesbeautyandprotectthenaturalworld.for whichfor whomTHANK YOUTHANK YOU