高三英语状语从句简述PPT教学课件

5、结果状语从句：
由so that, so…that, such…that引导： It was very cold, so that the river froze. The book is so written that it gives a quite
wrong idea of the facts. There were so many people (=such a lot of
When he was still a young man, he was forced to leave his homeland for political reasons.
It has been 15 years since he left.
I’ll tell him the news as soon as I see him.
状语从句
1、本讲内容：学习状语从句。 2、学习要求： （1）掌握状语从句的种类。 （2）学会引导状语从句的从属连词。 3、学习指导： （1）本讲重点：状语从句的种类。 （2）本讲难点：从属连词之间的区别。
1、时间状语从句：
引导时间状语从句的从属连词 有：when, while, as, whenever, before, after, since, till, until, as soon as, once…等引导。如：
Where there is too much, the poison and waste may do great harm to the things around us.
3、原因状语从句： 通常由连词：because, as, since,
now that引导。区别是: because：表示“因为”，直接而明确的 原
因和理由，语气最强，why提
问的句子，一般都用because
回答。 He didn’t come because he was ill.
since：表示“既然”，语气比because 弱S。ince you are here, you must do it.
as：表示“因为”语气比because轻， 引
Now that all the guests have arrived, let’s have our dinner.
② because可以引导表语从句,而 as, since不可以，这时主语一 般都是it, this, that
It’s because he is too lazy.
4、目的状语从句： 通常由 so that, in order that, so…that, lest, in case（以防、免得）等 引导：
If plastics and rubber are burned, they give off poisonous gases.
Unless you work hard, you will fail,
You can go out, as long as (so long as ) you promise to be back before eleven.
7、方式状语从句：
由连词：as, as if, as though引导：
The teacher told the students to do as he did.
Leave it as it is.
He heard a noise, as if someone was breathing.
Once you have got used to it, you will like it.ຫໍສະໝຸດ Baidu
I waited till he had finished his work.
(3) by the time, each time, every time, immediately, the moment, the instant, the minute, soon after, shortly after都可以作为连词，引导 时间状语。如：
By the time he was fourteen, he had taught himself advanced mathematics.
Each time he came, he would call on me.
You must show him in immediately he comes.
I recognized him the moment I saw him.
2、地点状语从句： 通常由连词where和wherever引导。如：
Go back where you came from.
Wherever you go, you must write to your parents.
Where there is a will, there is a way.
He got up early in order that he could catch the early bus.
She married him so that she might tend and comfort him.
I explained again and again in case he should misunderstand me.
You导n从ee句dn可’t放go主w句ith前m也e,可as放y主ou句ar后e b。usy. As I was afraid, I hid myself.
now that意思与since相似，表示“既 然”。
Now that you are in High School, you will probably spend more in reading.
people) in the room that we could not get in.
He made such an excellent speech that every one admired him.
6、条件状语从句:
由 if, unless, as long as (=so long as) (只要), in case (that) (如果，万 一)等引导：