2023年外研版九年级中考语法复习Lesson 12定语从句ppt课件.pptx

1、定语从句定语从句外研版英语九年级中外研版英语九年级中考语法复习考语法复习Lesson 12Lesson 12一、定语从句的定义及用法一、定语从句的定义及用法：修饰或限定。修饰或限定。二、关系代词的用法二、关系代词的用法：先行词主语宾语人who,thatwho,that,whom省略物which,thatWhich,that,省略三、高分秘籍：找、判、选。三、高分秘籍：找、判、选。The girl who/that is behind the tree is Lady Gaga.This is the pen which/that/不不 填填 I bought yesterday.定语从句定语从

2、句概念：修饰某一名词或代词的从句。概念：修饰某一名词或代词的从句。先行词：定语从句修饰的词，定从必须放在先行词后。先行词：定语从句修饰的词，定从必须放在先行词后。This is the present that he gave me for my birthday.Do you know everybody who came to the party?引导词：连接主句和从句的连词。引导词：连接主句和从句的连词。1.定语从句的引导词重点：如何选择关系词？重点：如何选择关系词？步骤1.先找先行词找先行词（名词或代词），判断是人还是物。步骤2.判断先行词断先行词在定语从句的成分成分(主语、宾语、定语

3、)人：who/that 人：who/that/whom作主语 作宾语 物：that/which 物：that/which作定语：人和物都用whose投机取巧法：在who和which以及that之间徘徊时，优先选择that。1)先行词中既有人又有物时：eg:Ive never heard of the people and things that you talked about just now.2)先行词有序数词、形容最高级修饰时:eg:This is the best book that I have ever read.特殊用法：特殊用法：一、非一、非that不可不可3)先行词是 any

4、thing,nothing,everything，the one,all,等不定代词时：eg:Tom told his mother all that had happened.4)先行词前面有the only,the very,no,much 等修饰时：eg:He is the only book that I can find.5)当主句是以疑问词which开头的特殊疑问句结果时：eg:Which is the hotel that you like best?.1.This is the most exciting match _ I have ever watched.A.who B.

5、which C.that D.whom2.Can you remember the people and the things _impressed you most in 2013?-Sure,some of them.A.who B.that C.which D.whomcB二、1.关系代词前有介词时(介词提前),指人只用whom,指物只用which1)This is the boy(whom/who/that)he talked with.This is the boy with whom he talked.2)The school(that/which)he once studied

6、 in is very famous.The school in which he once studied is very famous.关系副词的用法关系副词的用法:when/where/why1.先行词表示时间时，在定语从句中做时间状语，用关系副词 when 或介词+which=I still remember the days on which we lived together.eg:I still remember the days when we lived together.2.先行词表示地点时，在定语从句中做地点状语，用关系副词where 或介词+whicheg:This i

7、s the small village where Chairman Mao ever lived.=This is the small village in which Chairman Mao ever lived.3.先行词是表示原因的名词reason，在定语从句中做原因状语，用关系副词 why 或介词+whicheg:We dont know the reason why he was late for school.=We dont know the reason for which he was late for school.如何判断用关系代词还是关系副词呢？（难点)方法：取决于

8、从句中的谓语动词，是及物还是不及物动词（1）I like the time _ we spend together.（2）I like the time _ we live together.句1，从句谓语spend为及物动词，所以句1 缺宾语，用关系代词。句2，从句谓语live为不及物动词，所以句2 不缺宾语，用关系副词。.方法二：判断先行词在定语从句中的成分，如在从句中做主语、宾语、定语，用关系代词；做状语，用关系副词(1)The house _ he lived in is very big.(2)The house _he bought it very big.句1 从句缺宾语，用关系代词。句2，从句主谓宾俱全，从句部分句子表状语地点，用关系副词。