高中英语语法状语从句讲解课件(16张PPT)

文档属性

名称 高中英语语法状语从句讲解课件(16张PPT)
格式 zip
文件大小 29.8MB
资源类型 教案
版本资源 通用版
科目 英语
更新时间 2023-02-21 12:09:09

图片预览

文档简介

(共16张PPT)
状语从句
Adverbial Clauses
What's adverb?
What's adverbial clause?
时间状语
地点状语
目的状语
原因状语
结果状语
方式(伴随)状语
让步状语
比较状语
条件状语
时间状语从句
时间状语从句表示主句动作发生的时间。从句中不能用将来时,若主句是将来时,从句要用一般现在时或完成时。
同时
先后
一……就……
其他
when, while, as
before, after
as soon as once the moment/minute
the first time every time
immediately, directly, instantly
no sooner...than hardly...when…
since, until
1. when, while, as
when 从句的谓语动词通常是短暂的
while从句的谓语动词一定是延续的
as 连接的两个短暂动作
did
was/were doing
would do when sb did sth
had done
was about to do
2. 才/就:before
3. 直到,直到...才: not...until
例: It was nearly a week_________ the rescue team located the crashed plane.
A. since B. before C. until D. after
1.句子前面有 not
2. 句子前面的谓语动词是短暂动作
例如: The child won't sleep until his mother came back.
4:since
在句子中碰到以下的时间状语,主句谓语动词一定用现
在完成时。
1.since+时间点/ for+时间段 2. lately 3.recently 4. up to now
5. till now 6.so far 7. these days(最近)
8. in the past few years/months/days
China's high-speed railways ______________(grow) from
9,000 to 25,000 kilometers in the past few years.
have grown
as soon as
the moment/ minute/second
immediately/instantly
Hardly...when...
No sooner...than....
Hardly when
No sooner + had sb done than + sb did sth
Translation:我一回到家就下雨了。
5:一...就
No sooner had I reached home than it began to rain..
地点状语从句
1. Put the medicine ________your children can’t reach it.
2 . I will follow you ___________you go.
3. I found my wallet _______ I had left it.
4. ________ there is a will, there’s a way.
where
wherever
where
Where
引导词:where, wherever, anywhere, everywhere等
原因状语从句
原因状语从句可置于句首,也可置于句尾。引导原因状语从句的常用词有:
because:
since/now (that):
as:
for:
语气最强,常用来回答why引起的提问。它可与强调词only、just及否定词not连用。
语气最弱,较口语化,所表达的原因比较明显,或是已知的事实。as引导的状语从句多置于主句之前。
语气也较弱, 常表示对方已知的事实,意为“既然”。
表示原因不能放在句首,“我之所以这么说是因为”
in that, seeing that, considering that(考虑到,鉴于), for the reason that
条件状语从句
条件状语从句可置于句首,也可置于句尾,有时还可置于主语和谓语之间。引导条件状语从句的常用词有:
如果______ 除非,如果不________ 只要___________ 万一____________ 条件是____________________ 只有_______
假设,倘若 suppose (that)=supposing (that)
provided (that)= providing (that) given that assuming (that)
1.You will fall behind________ you work hard.
2. Unless treated in time, the patient ______ (get) weaker.
3. 万一发生火灾,请按这个按钮。
if
unless
as/so long as
in case (that)
on (the) condition that…
unless
will get
In case (that) there is fire, please press this button.
only if
Keypoints: (条件状语从句的时态规则)
口诀:主将从现/主情从现/主祈从现
目的状语从句
引导目的状语从句的常用词有:so that, in order that, in case(that), for fear that, lest(唯恐,以免)
We got up early so that we could catch the train.
We got up early so that we caught the train.
so that 表目的,从句常用情态动词can, may, could等;
口诀:为了有情,结果无情
表目的
表结果
结果状语从句
引导结果状语从句的常用词有:so, so that, so... that..., such... that..等。
她是这么好的一位老师,我们都尊敬她。
She is such a good teacher that all of us respect her.
She is so good a teacher that all of us respect her.
He earned so little money that he couldn’t support his family.
so+形容词/副词+that从句
so+形容词+a/an+可数名词单数形式+that从句
so+many/much/few/little(少)+名词+that从句
such+a/an+形容词+可数名词单数形式+ that从句
such+形容词+可数名词复数形式/不可数名词+that从句
such+a lot of/lots of+名词+that从句
方式(伴随)状语从句
引导方式状语从句的常用词有:as, (in) the way, as if , as though等。
入乡随俗。
When in Rome, do as the Romans do.
有时候我们以父母教的方式来教我们的孩子。
Sometimes we teach our children the way our parents have taught us.
这位老太太对待这个男孩就像他是她自己的儿子似的。
The old lady treats the boy as if he were her own son.
让步状语从句
引导让步状语从句的常用词有:
【连词】
虽然:
即使;纵然:
无论:
无论…:
however=______________ whatever = _________________ whenever=___________________ whoever=__________________________ whichever=_____________________wherever=_________________
【介词】
虽然:_________ = _____________ 后面接名词或动名词。
though although while as
even if even though
whether
no matter +…
no matter how no matter what
no matter when
no matter who
no matter which no matter where
despite in spite of
比较状语从句
比较状语从句一般位于句尾;常用as、than等引导,从句中有时使用省略形式,只保留被比较的对象。
1. Henry is as diligent as Peter (is diligent).
John is not as talkative as he used to be.
2. Bill did no worse than Tom in the driving test.
3. The less she worried,the better she worked.
练习:
He spent as much time sailing as he did _________(work) with his students.
as…as…
not as(so)…as…
than
The + 比较级,the +比较级。
working
Thank you!