定语从句之关系副词 课件
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关系副词引导的定语从句
关系副词的用法关系副词指代在从句中的作用
when (=at/in/on /during which) 时间状语
where (=in/at /on/under which) 地点状语
why (=for which) 原因状语
一.关系副词where引导的定语从句。
where引导的定语从句其先行词往往是表示地点的名词。
1.China is the only country where wild pandas can be found. 2.This is the house where I lived two years ago. 知识拓展:如果定语从句分别修饰point, situation, stage, condition和case, position 等表示抽象意义的词,常用
where / prep + which引导,意思是“到了某种地步,在某种境况中”。I’ve come to the point where I can’t stand him.
I have reached a point in my life where I am supposed to make decisions of my own. 练一练1. It’s helpful to put children in a situation _______ they can see themselves differently.
2. Life is like a long race _____we compete with others to go beyond ourselves.
3. They will fly to Washington, ___ they plan to stay for two or three days. 二.关系副词when引导的定语从句
when引导的定语从句其先行词往往是表示时间的名词。The time when I first met Nelson Mandela was a very difficult period of my life. Ican’t forget the year when I studied English in Beijing University.
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. (一)状语从句概述
定义 状语从句用作状语,是起副词作用的句子。
位置 状语从句可以放在主句之前,也可以放在主句之后,时间、条件、原因和让步状语从句放在句首时需要用逗号和主句隔开。
分类 根据其作用可以分为时间、地点、原因、条件、目的、让步、方式和比较等状语从句。
作用 它可以修饰谓语、非谓语动词、定语、状语和整个句子。
(二)状语从句详解
1. 时间状语从句
引导词 用法 示例
when 意为“当…的时候”。When引导从句的谓语动词可以是延续性动词,也可以是瞬间动词。并且when有时表示“就在那时” A liar is not believed when he
speaks the truth.说谎者讲真话时也没有人相信。
When he arrives, I’ll call you.
When you laugh and smile,
your body relaxes.
while 意为“在…的时候,在…的同时”。While引导从句的谓语动词必须是延续性While I was standing at the
window, I saw several boys
running along the street. .
. 的,发生时间较长,并强调主句和从句的动作同时发生(或者相对应)。While有时还可以表示对比。 While John was watching TV,
his wife was cooking.
as 意为“一边…一边…”。As引导的动作是延续性的,发生时间较短,一般用于主句和从句动作同时发生;as也可以强调一前一后。 The writer was angry as he
was travelling on a train to
London because someone
had invaded his “space”.
He smiled as he stood up.
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关系副词引导的定语从句
常用的关系副词只有三个:when, where, why,在定语从句中充当时间、地点和原因状语。它们的用法大家不妨记住一个口诀:
the time when
the place where
the reason why
(一)关系副词when的用法
关系副词when代替的先行词表示的是时间,when在定语从句作时间状语。例如:
In Beijing July and August are the months when it rains very often.
北京的七月和八月是常下雨的月份。(when先行词是months)
Do you remember the day when we first went to the Summer Palace?
你还记得我们第一次去颐和园的那一天吗?(when先行词是day, 当代英语里when可以用that替代,这时关系代词that就变成了表示时间的关系副词)
I haven’t seen her since the year when I left Tokyo.
自从我离开东京的那一年我就一直没见到过她。(when先行词是year,同样when可以用that代替)
真题:Great changes have taken place in that school. It is no longer ______ it was 20 years ago,
______ it was so poorly equipped.
A. what; when B. that; which C. what; which D. which; that
简析:考查关系代词when引导的定语从句。第一个空填连接代词what,第二个空前的先行词是20 years ago,故这个空应填表示时间的关系副词when。故A是正确答案。
(二)关系副词where的用法
定语从句+宾语从句练习
1.The place _______interested me most was the Children's Palace.
A. Which B. where C. what D. in which
2.Do you know the man _______?
A. whom I spoke B. to who spoke C. I spoke to D. that I spoke
3.This is the hotel _______last month.
A. which they stayed B. at that they stayed
C. where they stayed at D. where they stayed
4.Do you know the year ______the Chinese Communist Party was founded?
A. which B. that C. when D. on which
5.That is the day ______I'll never forget.
A. which B. on which C. in which D. when
6.The factory ______we'll visit next week is not far from here.
A. where B. to which C. which D. in which
7.Great changes have taken place since then in the factory _______we are working.
A. where B. that C. which D. there