1. 定语从句的基本概念.pptx

定语从句的基本概念定语从句系列专题讲座（一）

BASICCONCEPTIONS1234定语从句ATTIBUTIVECLAUSEAclauseintroducedbyarelativewordandusedtomodifyanounorpronouniscalledanattributiveclause.限制性定语和非限制性定语从句RACNACAnRACisanindivisiblepartoftheantecedentwhileanNACisonlyasupplementary.Acommaisanapparentmark.引导词RELATIVEWORDSRelativewords,includingrelativepronounsandrelativeadverbs,arewordsusedtointroduceanattributiveclause.先行词ANTECEDENTAnantecedentisthewordmodifiedbyanAC.Itsattributeandfunctiondetermineswhatrelativewordtouse.

ILLUSTRATIONCLAUSE:RAC.ENVIRONMENT:antecedentWHICH:relativepronounInthecafé,customers?canenjoy?themselves?in?the?historical?environment??whichis?created?for?them.CLAUSE:NAC.NEXTWEEK:antecedentWHEN:relativeadverbWewillputoffthepicnicintheparkuntilnextweek,whentheweathermaybebetter.在咖啡厅，顾客可以在为他们创造的历史环境中尽情享受。?我们将把公园野餐推迟到下周，那时天气可能会好一些。

CONCLUSIONThemanwhosavedthedrowningboywasmyneighbor.解释：man为先行词，属性指人，在从句中作主语。故，使用who。没有逗号，所以是限制性定语从句。Thefaminehappenedintheearly1960s,whenmanypeoplewerestarved.解释：1960s为先行词，属性指时间，在从句中作时间状语。故，使用when。有逗号，所以是非限制性定语从句。CommaisthemostdirectapparentmarktotellanRACfromanNAC.Theattributeandgrammaticalfunctionoftheantecedentdecideonwhatrelativewordtouse.

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