人教版九年级英语Unit9定语从句课件PPT
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The teacher with glasses taught English in that school last term.
主语
定语
宾语 地点状语
时间 状语
➢概念:在复合句中修饰名词或代词 的句子.
Mary is a beautiful girl.
形容词作定语
Mary is a girl who has long hair.
when指时间,先行词是时间名词,在定语从
句中作时间状语,相当于“介词+which”.
Can you tell me the time when the film will start?=Can you tell me the time at which the film will start?
Leabharlann Baidu
(2)which 用于指物,在从句中作主语或宾语。 作主语时不可以省略,作宾语时可省略。
The building which stands near the train stationis a supermarket.(which在从句中作主语)
The film (which) we saw last night was wonderful.(which在从句中作宾语)
人教版九年级英语Unit9定语从句课件 (共25 张)
人教版九年级英语Unit9定语从句课件 (共25 张)
关系副词when,where的用法
where指地点,先行词是地点名词,在定语从
句中作地点状语,相当于:“介词+which”.
This is the school where I used to study. =This is the school in which I used to study.
人教版九年级英语Unit9定语从句课件 (共25 张)
人教版九年级英语Unit9定语从句课件 (共25 张)
➢下列情况只能用which
1. 介词前置时,不用that。即介词提在定 语从句前。 eg.This is the room in which he lives. 2.先行词为that时,避免重复,用which. eg. What’s that which is under the desk?
关系代词that和which的用法
(1)that 既可以用于指人,也可以用于指物, 在从句中作主语或宾语。作主语时that不可以省略 ,作宾语时可省略。 Mary likes music that is quiet and gentle.(that在从 句中作主语) The coat (that)I put on the desk is blue.(that在从 句中作宾语)
关系代词who和whom的用法
两者在定语从句中都用于指人,who 用作主语,whom用作宾语。在口语中 ,有时可用who代替whom,也可省略。 The girl who often helps me with my English is from England.(who在从句中作主语) Is the woman (whom/who) you are talking to Mrs.Full (whom在从句中作宾语)
eg. He told us many interesting things and
persons that we had never heard.
6.主句的主语是疑问词who /which时 ,为 了避免重复。 eg. Who is the girl that is crying?
eg. Which is the bike that you lost?
eg. I‘ve written down all the things that the teacher doesn't allow us to do.
人教版九年级英语Unit9定语从句课件 (共25 张)
人教版九年级英语Unit9定语从句课件 (共25 张)
➢下列情况只能用that
5.先行词是人和物的名词时,用that, 既 不用which,也不用who。
学会定语从句的关键
主语 宾语 定语 状语
主语
一句话中,行为的主导着,即该句话中,动作 的执行者。常放于句首。
宾语 主语行为的对象,即动作的承受者,常由名词
或者代词担任。放在及物动词或者介词之后。
定语 状语
用来说明或者限制名词的成分,常用形容词或 者相当于形容词的短语或从句担任。
这里指该句话中,动作所发生的时间或地点, 即时间状语或地点状语
关系代词whose的用法
whose 作定语从句主语的定语. 即:先行词与定语从句的主语
存在从属关系
Do you know the girl whose mother is a teacher?
人教版九年级英语Unit9定语从句课件 (共25 张)
➢下列情况只能用that
1.当先行词被序数词或形容词最高级修饰 时。 eg. Tom is the cleverest boy that I have ever known.
人教版九年级英语Unit9定语从句课件 (共25 张)
➢下列情况只能用that
3.先行词被the only,the very, the last 等修饰时。
eg. This is the only novel that you want to borrow. 4.先行词是或被all,no,some,any, little,much等修饰时。
句子作定语,修饰girl, 叫做定语从句
定语从句的结构
Mary is a girl who has long hair.
先行词 关系词 定语从句
关系代词
关系副词
that, who, whom, whose, which Where, when,why
关系词的 作用:
指代先行词,又在从句中充 当相应的句子成分。
2. 当先行词是指物的不定代词时。如: all,anything,something,nothing,none,the one, everything,little,few,much,any 。
eg. Here is something ( that) I will tell you.
人教版九年级英语Unit9定语从句课件 (共25 张)