Unit 4 Friends Forever Using language 课件-高一上学期英语外研版（2019）必修第一册

GrammarAttributiveclause定语从句(that,which,who,whom,whose)What

is

Attribute?(定语)1.Heisanhonestboy.2.Welovethedelicioushamburger.3.Sheisabeautifulgirl.定语修饰、限定、说明名词或代词的品质或特征何时使用定从？当定语不再是一个单词而是一个句子时，需要使用定语从句Thisisthebookthatyouarelookingfor.先行词关系词定语从句定语从句：是指在复合句中，修饰名词或代词的从句。被定语从句所修饰的名词或代词叫做“先行词”。引导定语从句的词叫“关系词”怎样写定语从句？找到先行词找关系词对从句中的先行词进行替换关系词关系代词关系副词whowhomthatwhichwhosewhenwherewhy

先行词是人，用who/that引导定语从句Ilovemymum.Mymumisakindwoman.Ilovemymumwho/thatisakindwoman.找到先行词找关系词去掉从句中的先行词2.

先行词是物体，用which/that引导定语从句Thisisthepencil.The

pencil

is

expensive.Thisisthepencilwhich/thatisexpensive.关系代词：which,who,that1.WewenttoBeijingyesterday.Beijingisabeautifulcity.WewenttoBeijingyesterday,whichisabeautifulcity.找到先行词找关系词去掉从句中的先行词2.IworkwithBob.Bobisapatientperson.IworkwithBobwhoisapatientperson.Let’shaveatry!关系代词：which,who,that先行词是“人”或“物”，关系词在从句中作定语表所属关系，用whose引导定语从句所属关系：谁的？Imetmyclassmate.Hisfatherisadoctor.Imetmyclassmatewhosefatherisadoctor.Thisismyfavoritebook.Itscoverisred.Thisismyfavoritebookwhosecoverisred.找到先行词找关系词去掉从句中的先行词关系代词:whose当先行词是物体，且关系词在从句中作宾语，关系词可以省略Thisisthepencil.Iboughtthepencilyesterday.Thisisthepencil(which/that)Iboughtyesterday.先行词是人,且在关系词从句中作宾语，可以用whomSheismymother.Ilovemymother.Sheismymotherwhom/that/whoIlove.关系代词:whom特殊情况1.引导定语从句。2.代替先行词。3.在定语从句中担当一个成分。关系词的三个作用:1.Beijingisthecity___________hasgotthechancetohostthe2008OlympicGames.2.YeXinisanurse__________diedinthefightagainstSARS.3.Thenurse_______nameisYeXindiedinthefightagainstSARS.4.Titanicistheship

________sankafterhittinganicebergwhich/that用合适的关系代词填空。who/thatwhosethat/which1.Thebuilding______curtainsarealwaysdrawnisourschoollaboratory.A.whichB.thatC.whatD.whose2.Theman_______fellintotheriverdied.A./B.whichC.whoD.whom3.Hereisth