英语状语从句 PPT
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状语从句PPT课件(精讲)

连接词类别
作用 as 表示“当„„的时候”,往往和 when/ while 通用,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 1.She came up as I was cooking.(同时) 2.The runners started as the gun went off.(几 乎同时) 1.When we were at school, we went to the library every day.(在一段时间内) 2.Sorry,I was out when you called me.( call为短暂性动词)对不起,你打电话时我 刚好外出了。 3. When I got to the airport,the guests had left.(got to后发生)当我赶到飞机场时, 客人们已经离开了。 1.When /While /As we were dancing,a stranger came in.(dance为延续性动词) 。 2.Please don’t talk so loud while others are working.
8、比较状语从句 常用引导词:as(同级比较), than(不同程度的比较) 特殊引导词:the more … the more … ; just as …, so…; A is to B what /as X is to Y; no … more than; not A so much as B 例句 She is as bad-tempered as her mother. The house is three times as big as ours. The more you exercise, the healthier you will be. Food is to men what oil is to machine. 食物之于人,犹如油之于机器。
高中英语语法复习课件--状语从句(48张PPT)

keep it clean.
• * in case(万一) • Send us a message in case you have any
difficulty.
• *on condition that(?) • We’ll let you use the room on condition
that you keep it tidy.
• for 解释说明 • He must be ill, _______.(因为他今天没来)
三 条件状语从句 conditional adverbial clause
if,unless,so/as long as, in case on condition that, provided that,providing that,suppose that, supposing that
if If you work harder,you will succeed.
unless :if... not 除非 • Unless he comes, we won’t be able to go. • If he doesn’t come,we won’t be able to go.
• * as/so long as(只要 ) • You may borrow the book as long as you
2. while“尽管,虽然”,相当于although
3. while意为“而,却”,表示对比。 Jane was dressed in brown while Mary was dressed in blue.
as的用法
1. “一边…一边”; “随着” She was doing her homework as she was listening to the music.
• * in case(万一) • Send us a message in case you have any
difficulty.
• *on condition that(?) • We’ll let you use the room on condition
that you keep it tidy.
• for 解释说明 • He must be ill, _______.(因为他今天没来)
三 条件状语从句 conditional adverbial clause
if,unless,so/as long as, in case on condition that, provided that,providing that,suppose that, supposing that
if If you work harder,you will succeed.
unless :if... not 除非 • Unless he comes, we won’t be able to go. • If he doesn’t come,we won’t be able to go.
• * as/so long as(只要 ) • You may borrow the book as long as you
2. while“尽管,虽然”,相当于although
3. while意为“而,却”,表示对比。 Jane was dressed in brown while Mary was dressed in blue.
as的用法
1. “一边…一边”; “随着” She was doing her homework as she was listening to the music.
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…】
英语语法讲解课件-状语从句 ppt课件

ppt课件 10
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状语从句分类
1. 2. 3. 4. 5. 6. 7. 8. 表示时间 表示地点 表示原因 表示结果 表示目的 表示条件 表示让步 表示比较
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表示时间
一、时间状语从句 • When, as ,while, • before, after, • till, Until, • as soon as, • The moment, the minute, the first time…. (名词性短语)
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E.G. 1. He was so angry that he left the room without a word. 他很生气,一句话不说就离开 了房间。 2. It is such a heavy box that nobody can move it. 3. The box is so heavy that nobody can move it. 4. The box is so heavy as nobody can move . 5. I didn’t go early, so that I didn’t get a seat.
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表示比较
八、比较状语从句
主要由 • than, • as...as, • the more…the more • 这类从句常常有一些成分没有表示出来:
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E.G.
• The more you eat, the fatter you are. • John is less clever than Tom. • He is not so/as clever as his brother.
ppt课件
ppt课件
11
状语从句分类
1. 2. 3. 4. 5. 6. 7. 8. 表示时间 表示地点 表示原因 表示结果 表示目的 表示条件 表示让步 表示比较
ppt课件 12
表示时间
一、时间状语从句 • When, as ,while, • before, after, • till, Until, • as soon as, • The moment, the minute, the first time…. (名词性短语)
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E.G. 1. He was so angry that he left the room without a word. 他很生气,一句话不说就离开 了房间。 2. It is such a heavy box that nobody can move it. 3. The box is so heavy that nobody can move it. 4. The box is so heavy as nobody can move . 5. I didn’t go early, so that I didn’t get a seat.
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30
表示比较
八、比较状语从句
主要由 • than, • as...as, • the more…the more • 这类从句常常有一些成分没有表示出来:
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E.G.
• The more you eat, the fatter you are. • John is less clever than Tom. • He is not so/as clever as his brother.
ppt课件
状语从句ppt

Guessing games:
1When it is heated ,It ’ll turn into gas,
what is it?
2 If it is taken half ,It will leave nothing,what number is it ?
3Though it is made of gold,It often live on the woman's finger,what is it ?
1. as, while , when的区别
as引导的时间状语从句, 可以表达“正当……”, “一 边……一边……”,“随着……”等意思。
1 “正当……”表示在某事发生的过程中,另一事发生
=when 。 Just as he was speaking there was a loud explosion.
hear her. She tried to climb out of it, but, however[12] hard she tried, she failed to escape from it. As[13]time went by, she got
worried.
After several vain attempts she had to stand where[14]she was and waited until [15]a boy student passed by and gave her a
• 2)My parents often tell us about thБайду номын сангаасir hard life in the past. (副词often作状语, 修饰动词tell)
• 3)Her mother usually goes out to do some shopping on Sundays. (副词 usually以及介词短语on Sundays作状语, 修饰动词goes)
1When it is heated ,It ’ll turn into gas,
what is it?
2 If it is taken half ,It will leave nothing,what number is it ?
3Though it is made of gold,It often live on the woman's finger,what is it ?
1. as, while , when的区别
as引导的时间状语从句, 可以表达“正当……”, “一 边……一边……”,“随着……”等意思。
1 “正当……”表示在某事发生的过程中,另一事发生
=when 。 Just as he was speaking there was a loud explosion.
hear her. She tried to climb out of it, but, however[12] hard she tried, she failed to escape from it. As[13]time went by, she got
worried.
After several vain attempts she had to stand where[14]she was and waited until [15]a boy student passed by and gave her a
• 2)My parents often tell us about thБайду номын сангаасir hard life in the past. (副词often作状语, 修饰动词tell)
• 3)Her mother usually goes out to do some shopping on Sundays. (副词 usually以及介词短语on Sundays作状语, 修饰动词goes)
2024届高考英语一轮复习语法:状语从句课件

The dog will eat a cake as soon as the cat leaves.
主句
从句
2.地点状语从句
地点状语从句
引导词:where + 强调形式
Wherever,everywhere,anywhere 不管哪里,任何地方,所有地方
2.地点状语从句 狗狗在发现蛋糕的地方吃了它。 The dog ate the cake where he found it.
1.时间状语从句 在某一时间之中 引导词:when while as
when: 时间点,“突然”
我到家的时候,狗狗在吃蛋糕。
The dog was eating a cake when I reached home.
e:时间段
我在做饭的过程中,狗狗在吃蛋糕。
The dog was eating a cake while I was cooking.
She is as beautiful as Snow White. 她和白雪公主一样漂亮.
3.比较状语从句
比较状语从句:更…
He is smarter than I. He is smarter than l am.
This cake is bigger than that one. This cake is bigger than that one is.
Because > since > as
因果/语气
原 因
because > since > as
状 语 because 引导的实实在在的因果关系
从 句
since 引导的是众所周知的事实
as 引导的是显而易见的事实
高考英语复习状语从句PPT课件

用 的
地点状语从句
where, wherever
状
语 原因状语从句 because, since, as, now that, seeing
从
that, considering that
句
及 条件状语从句 if, unless, now (that), as (so) long as,
其 in case, on condition that, suppose/supposing,
九
till, until, not…until, the first/second…/last time, the momen
种
the minute, the instant, immediately, directly, instantly,
常
hardly…when, scarcely…when, no sooner…than
storm started.
A. when B. while C. until D. before
2. (02上海) He was about to tell me the secret ___D___ someone
patted him on the shoulder.
A. as
B. until
C. while D. when
( 方式 )
1、各种从属连词的含义及用法
比较;
考
2、no matter wh- 与 wh-ever 引 导的从句的区别;
点 3、状语从句的时态问题;
难 4、状语从句倒装及紧缩问题; 点 5、状语从句与其它从句的区别。
1. 时间状语从句
问题1:
1. (04北京春) We were swimming in the lake ___A___ suddenly the
高中英语状语从句详细讲解(共58张PPT)

2. It was not long _b_ef_o_re_ he left his hometown.
3. I played football _a_f_te_r_ I (had) finished my homework
4. Please tell her I’ll come __a_f_te_r__ I do some shopping.
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.
unti译为“直到……时”, 2.表示主句动作发生在从句之前。 ◆当主句谓语动词是延续性动词时,主句常用肯定形式。
1:我会待在这里,直到你回来。
I’ll stay here until you come back.
“自从……有多长时间了 ”
2.自从她大学毕业已经有六年时间了。 It has been (is) six years since she graduated from the university.
before,after,since
1. He had left the town the day __b_ef_o_re_ she arrived.
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. -- While you are there, can you get some stamps for me?
3. I played football _a_f_te_r_ I (had) finished my homework
4. Please tell her I’ll come __a_f_te_r__ I do some shopping.
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.
unti译为“直到……时”, 2.表示主句动作发生在从句之前。 ◆当主句谓语动词是延续性动词时,主句常用肯定形式。
1:我会待在这里,直到你回来。
I’ll stay here until you come back.
“自从……有多长时间了 ”
2.自从她大学毕业已经有六年时间了。 It has been (is) six years since she graduated from the university.
before,after,since
1. He had left the town the day __b_ef_o_re_ she arrived.
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. -- While you are there, can you get some stamps for me?