初中英语语法大全之状语从句专项讲解
初中英语语法状语从句课件(共45张PPT)
• 3）than 意为“比……更……”； • The boy is taller_than_his_father. (比他的父
亲还高)
4）比较状语从句通常与倍数表达法结合起来运用。
①A +is…times +as+ adj.原级+as +B ②A +is…times+ adj.比较级+than +B ③A +is…times+ the size/length/height/width/depth +of + B ④The size/length/height/width/depth… +of+ A+ is…times of +B
where引导 A句+where+B句 在B句…地方, A句… 在环境污染严重的地方，许多珍稀物种处于灭 绝的边缘。
Many rare animals are on the verge of extinction where environmental pollution is serious.
三、条件状语从句 1. If引导的条件句 2. Unless 3. Once 4. As long as
• 这个数据在下降到1990年的20%之前，它先上 升到1980年的80%
• Before the figure jumped to 20% in 1990, it increased to 80% in 1980.
• 5. A句+since+B句/时间短语 【自从B句…,A句就…】
自从手机发明以来，人们的生活发生了巨大变化。
五、目的状语从句
A句+in order that+B句 A句+so that+B句 【A句…是为了B句…】
状语从句知识点详解(初中英语专项复习)14
状语从句知识点详解（初中英语专项复习）状语从句的概念: 用一个句子作状语来修饰动词和形容词，以表明动作发生或状态存在的时间、地点、原因等，这个句子就叫做状语从句。
状语从句的分类：状语从句共分为九大类，包括：时间、地点、原因、条件、让步、目的、结果、方式、比较状语从句。
下面分别讲解：一、时间状语从句概念：用来表示时间的状语从句，由when, while, as, till, until，before, after, since等引导。
由于时间状语从句的引导词所表示的意思并非一致，不同引导词表达不同的时间，它们在句子中对应的时态、语态等也有所不同。
例如：when /while引导的时间状语从句when引导的从句的谓语动词通常是瞬间动词，也可以是延续性动词。
从句动作可与主语动作通常先后发生也可同时发生。
I was writing when my sister came back.( come是瞬间动词，只能用when引导，不能用while)He often wrote me when/while he studied in Shanghai International Studies University.( study 是延续性动词，while可代替when)While my mother was cooking , I was playing chess with dad. (cook是延续性的动词，cook和play同时发生)I like playing chess while my sister likes reading stories.我喜欢下棋，而我姐姐喜欢看小说。
(while表示对比)when和while的区别还有：while引导的时间状语从句多用于进行时态，而when引导的时间状语从句多用于一般时态。
While we were playing games, our headmaster called me .我们正在做游戏的时候，校长叫我了。
初中的解析状语从句的用法归纳与解析
初中的解析状语从句的用法归纳与解析在初中英语学习中，状语从句是一个非常重要的语法结构。
状语从句用于修饰句子中的动词、形容词或副词，起到进一步解释、补充或限制的作用。
本文将对初中阶段常见的解析状语从句的用法进行归纳与解析。
一、时间状语从句时间状语从句用来表达一个动作发生的时间，常见的引导词有when（当）、before（在……之前）、after（在……之后）等。
例如：- I will go to bed when I finish my homework.（我完成作业后才会去睡觉）- Before he comes, please clean up the room.（他来之前，请把房间收拾干净）二、地点状语从句地点状语从句用来说明一个动作发生的地点，常见的引导词有where（在哪里）、wherever（无论在哪里）等。
例如：- I will meet you at the park where we usually play basketball.（我会在我们经常打篮球的公园和你见面）- Wherever you go, I will follow.（无论你去哪里，我都会跟随）三、原因状语从句原因状语从句用来解释为什么一个动作发生，常见的引导词有because（因为）、since（因为）等。
例如：- He didn't attend the meeting because he was sick.（他没参加会议，因为他生病了）- Since it's raining heavily, we'd better stay at home.（由于雨下得很大，我们最好待在家里）四、条件状语从句条件状语从句用来描述一个动作在满足特定条件时才能发生，常见的引导词有if（如果）、unless（除非）等。
例如：- If you study hard, you will pass the exam.（如果你努力学习，你会通过考试）- I won't go unless you come with me.（除非你和我一起去，否则我不会去）五、方式状语从句方式状语从句用来描述一个动作的方式或方式，常见的引导词有as （如）、as if（好像）、as though（好像）等。
初中英语知识点归纳状语从句的用法
初中英语知识点归纳状语从句的用法状语从句是英语语法中常见的一种句子结构，用来修饰动词、形容词、副词等。
归纳总结了初中英语中常见的状语从句的用法，可以帮助初学者更好地理解和运用这一知识点。
一、时间状语从句1. 当状语从句表示将来的动作或情况时，主句使用一般将来时态，从句使用一般现在时态。
例如：I will go to bed after I finish my homework.（在我完成作业之后，我会去睡觉。
）2. 当状语从句表示过去的动作或情况时，主句使用过去时态，从句使用过去完成时态。
例如：He had left before I arrived.（在我到达之前，他已经离开了。
）3. 当状语从句表示现在的动作或情况时，主句使用一般现在时态，从句使用一般现在时态。
例如：I always eat breakfast before I go to school.（在我去学校之前，我总是吃早饭。
）二、地点状语从句1. 当状语从句表示具体位置时，主句使用动词arrive等，从句使用介词+地点名词的结构。
例如：We will meet at the place where we had lunch yesterday.（我们将在我们昨天吃午饭的地方见面。
）2. 当状语从句表示方向时，主句使用动词come/go等，从句使用连词where或标点符号将其与主句分开。
例如：He will go wherever you go.（无论你去哪儿，他都会去。
）三、原因状语从句1. 当状语从句表示结果时，主句使用so，主句中动词通常使用情态动词。
例如：I am ill, so I can't go to school.（我生病了，所以不能去学校。
）2. 当状语从句表示原因时，主句使用because，从句使用一般现在时态。
例如：He didn't eat breakfast because he got up late.（他早上起得晚，所以没有吃早饭。
2024年人教版中考英语语法课件：状语从句知识点归纳
Wherever my sister visits, she will send me a postcard. =No matter where my sister visits, she will send me a postcard.
as
当.....时， 一边...一边...
强调主从句动作同时进行
I saw the sun as I opened the window.
1、时间状语从句
2、until/ till 引导词： ① until和till意为“直到”，很多时候可以互换，但是用于句首的时候，常用until。 Until you get back, I will sit here.
3、让步状语从句
（表示主句中的某一动作或状态与从句中的某一动作或状态在意义上有部分矛盾。） 1、although/though 引导词： although/though意为“尽管，虽然”，不与but连用，但可用yet/ still. Although/ though he works hard, yet he makes slow porgress.
③ She is such a beautiful girl that everybody loves her.
4、结果状语从句
（结果状语从句表示主句中某一动ห้องสมุดไป่ตู้或状态所产生的结果）
4、so…that… 与 such… that… 互换： 两者都意为“如此......以致于”
so+形容词+a/an+单数可数名词+that从句 人称代=s词uc是h为+a了/a避n+免我形重们容复、词，他+用们单来／数代她可替们数前／名面它词提们到”+等t过h代a的t词从人。句、人事称物代等词名有词人的称词、，单主复要数包以括及“你格、的我变、化他。，她／它、你们、
状语从句知识点详解(初中英语专项复习)7
状语从句知识点详解（初中英语专项复习）概念用来修饰主句中的动词，副词和形容词的从句叫状语从句。
根据其含义状语从句可分为时间状语从句，地点状语从句，条件状语从句，原因状语从句，结果状语从句，比较状语从句，目的状语从句，让步状语从句。
结构：①主句+从属连词+从句Mum was cooking in the kitchen when I got home.②从属连词+从句+逗号（，）+主句When I got home, mum was cooking in the kitchen.状语从句分类时间状语从句条件状语从句常见句型转换题：If...not = unless,在句型转换题中，if （如果）常常和unless（除非）and（那么）或or（否则）互换。
If you don’t get up early, you will fail to catch the bus.(保持句意不变）= You won’t catch the bus unless you get up early.=You should get up early, or you will miss the bus.=Get up early, and you may/ will catch the bus.原因状语从句because 和so 不能用于同一句子中，because表示原因未知，语气最强回答why的提问。
because引导的从句可与because of引导的简单句互换。
as 语气最弱，常常用于口语中，since和nowthat（既然）表示已知的原因，一般放在主句之前。
She didn’t go to see the movie because the weather was bad.=She didn’t go to see the movie because of the bad weather.The sports meeting was put off because the weather was bad.=The sports meeting was put off because of the bad weather.目的状语从句so that +从句=in order that+从句常与in order to 和so as to +短语互换，目的状语从句常常会和情态动词can, may, will, could, might, would等连用He walked quickly so that he could get there on time.=He walked quickly in order that he could get there on time.=He walked quickly in order to get there on time.=He walked quickly so as to get there on time.结果状语从句So...that（如此.......以至于）在句型转换中常常会和enough to do 或者too...to互换，结果状语状语从句常常会和情态动词can, may, will, could, might, would等连用。
完整版初中英语语法专题状语从句讲解
初中英语语法专题（状语从句）解说状从句在复合句中作状，修、形容或副等。
状从句能够表示、条件、原由、地址、目的、果、步、方式、比等意。
知梳理：提挈，抓住要点和点！各状从句接（短）一表：when, while, as, as soon as, since, until, after, before条件 If, unless原由 As, because, since地址 Where目的 So that, in order that果 So that, so⋯that, such⋯that步 though, although, even if, however方式 As比 than, (not)as⋯as,状从句：Whenever he comes, he brings a friend.他每次来都个朋友。
条件状从句：As long as I am alive, I will go on studying. 只需我活着，我就要学。
原由状从句：Since we live near the sea, we enjoy nice weather由.于我住在海，能享遇到好的天气。
地址状从句：Put it where we can all see it把.它放在我都能看到的地点。
目的状从句：Finish this so that you can start another把.个做完，你能够开始另一个。
果状从句：He was so angry that he couldn't say a word.他气得不出了。
步状从句：Though he is in poor health, he works hard. 然他身体不好，可是他工作很努力。
方式状从句：Students do as the teachers say学.生依据老的去做。
比状从句：The work isn't as easy as I thought. 工作比我想象得。
初中英语语法大全——状语从句(共31张PPT)
（2）in order that引导目的状语从句意为“为了”，所 引导的目的状语从句既可以放在主句前，也可以放在可 以放在主句后。 The teacher spoke very slowly in order that we coul d follow her.
结果状语从句
1. so... that...的用法 在so...that....结构中, so是副词，修饰形容词或副词。引导结果状语从句 时，常用于以下结构: so+形容词/副词 so+many few(+复数可数名词) that+从句 so+much/ little(+不可数名词) so+ 形容词+a(n)+单数可数名词+ that 从句 Kathy is so lovely that we all like to play with her. He made so many mistakes that he failed the exam once again.
初中英语语法大全——状 语从句(共31张PPT)
在句中起状语作用的从句叫作状语从句。状语从句 可以位于句前、向中成向居。位于句首时，常用迅 号与主句隔开，位于句中时以句前后须用过号，位 于句居时，从句的前面可以不用逗号。 状语从句主要包括时间状语从句地点状语从句、条 件状语从句、原因状语从句、目的状语从句、结果 状语从句、让步状语从句方式状语从句和比较状语 从句。
（4） until,till引导时间状语从句意为“直到......为止”。 They waited till/until I returned. Mr. Wang kept on explaining until the student understood. 注意： until在肯定句中只与延续性动词连用，在否定句中通常 与非延续性动词连用，表示相应动作开始的时间，意为 “直到.....才”。 He didn't leave until I came back.
初中英语状语从句详细讲解与练习(精华版)
对比训练 1
1. __A__ he heard this, he got very angry.
2. I met Lucy__B__ I was walking along the river.
3. __C__ a child, he lived in the countryside. A. when B. while C. as
4. 表示“随着…..”.常指一个行为是另一个行为的结果。 As she grew older, she became more beautiful.
while:持续性动词 ／进行时
1.一般或现在情况
e.g. I like listening to music while I am doing my homework 2.将来. 情况－V一般现在时或现在进行时 e.g.— I’m going to the post office.
won in the end.
A. After B. before C. when D. then
since引导的时间状语从句
1.常译为“自从……”， 2.主句常用现在完成时，从句常用一般过去时。
1.我们自从分手以后一直没见过面。 We haven’t seen each other since we parted. 常用句型：It has been (is) + 时间段 + since从句
-- While you are there, can you get some stamps for me?
3.过去情况
e.g. I hurt my should while I was doing gym.
When: 1.当…的时候 When I was young, I went to town myself. When he receives the letter, he’ll tell us.
初中英语语法大全——状语从句(共24张PPT)
Kathy is so lovely that we all like to play with her.
He made so many mistakes that he failed the exam once again.
Such a little boy has so little difficulty in working out this problem that I admire him very much.
3、since的用法
(1) since意为“自从....”, 主句常用现在完成时或般现在时 ， 从句常用一般过去时。 eg: I have lived in England since I was three. 自3岁起 我就一直住在英国。 eg: It is two years since I became a college student. 我成为一名大学生已经两年了。
二、地点状语从句
在句子中充当地点状语的从句称为地点状语从句。引 导地点状语从句的从属连词主要有where( ...地 方), wherever(无论问处)等，表示地点方位。 eg: I found all the missing things where I left t hem. eg: Where there is a will, there is a way.
2. such...that...的用法
在such... that... 结构中，such是形容词，修饰名词或名词短语。引导 结果状语从句时，常用于以下结构:
a(n)+形容词+单数可数名词
so+ such+ 形容词+复数可数名词
+that+从句
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2、地点状语从句
常用引导词:where 例句 Generally, air will be heavily polluted where there are factories.
3、原因状语从句
常用引导词:because, since, as, for 例句 My friends dislike me because I'm handsome and successful.
To such an degree was he excited that he couldn't sleep last night.
6、条件状语从句
常用引导词: if, unless 例句 We‘ll start our project if the president agrees.
7、让步状语从句
when
既可以表示在某一点的时候，又可表示在某一段时间内。
when可以和延续性动词连用，也可以和短暂性动词连用；而 while 和 as只能和延续性动词连用 ;
when从句的谓语动词可以在主句谓语动作之前、之后或同时 发生；while和as从句的谓语动作必须是和主句谓语动作同时
发生。
When we were at school, we went to the library every day. （在一段时间内）
，when，while，as都可使用。 主句中的动作或事情是在从句中的动作或事情的进展过程中
发生，从句中的动词一般要用延续性动词。
When ／While ／As we were dancing，a stranger came in． （dance为延续性动词）
Please don’t talk so loud while others are working.
常用引导词:though, although, even if, even though 例句 The old man always enjoys swimming even though the weather is rough.
1. I had been looking for the book for two days____ I found it at last. a. until b. when c. before d. while
4. Hardly had we reached home ____ it began to rain. a. before b. than c. as soon as d. when
5. No sooner had we arrived at the cinema___ the film began. a. than b. before c. when d. as soon as
状语从句
条件状语
结果状语
地点状语
目的状语
原因状语
让步状语 时间状语
1、时间状语从句
常用引导词: when, as, while, as soon as, while, before, after, since , till, until 例句： I didn't realize how special my mother was until I became an adult. While John was watching TV, his wife was cooking.
2. He punished his students ____ they did anything wrong. a. however b. whenever c. whatever d. whichever
3. Those passengers will wait here____ the bus arrives. a. until b. because c. though d. as
1. One Friday, we were packing to leave for a weekend away ___ my daughter heard cries
for help.
A. after
B. while
C. since D. when
答案：D
解析：句意为—— 星期五那天，当我们正准备出发去过周末的时候，我的女儿听到有人叫救。易混淆：在while和when这里犹 豫。
2. I had just stepped out of the bathroom and was busily drying myself with a towel ____ I heard the steps. A. while B. when C. since D. after
答案： B 解析：下划线处表示 “正在这时， 突然……”， 四个选项中只有when可以表示此含义。
4、目的状语从句
常用引导词:so that
例句 The boss asketh the letters so that he could sign them.
5、结果状语从句
常用引导词: so… that, such … that
例句 He got up so early that he caught the first bus. It's such a good chance that we must not miss it.
Sorry，I was out when you called me．（call为短暂性动词） When I got to the airport，the guests had left． （got to后发生）
while
while 意思是“当……的时候”或“在某一段时间里”。 从句动作和主句动作同时发生，且从句动作为延续性动词时
连接 词类 别
作用
as 表示“当……的时候”，往往和 when/ while 通用， as
但它着重强调主句与从句的动作或事情同时或几乎同时发生
例句
She came up as I was cooking.（同时） The runners started as the gun went off.（几乎同时）