人教版英语九年级复习专题连词课件（32张）

课件32张PPT。

复习指导
专题 连词


连词CONJUNCTION连词是一种虚词，不能独立充当句子成分。并列连词指用以连接并列的单词、短语或句子的连词。。从属连词是指用以引导从句的连词。并列转折选择因果状语从句宾语从句递进一、并列连词的用法:
1.表示顺承，并列和递进关系的连词:

and “而且”
both…and… “既……又……”
neither …nor… “既不……也不 ……”
not only …but also… “不但……而且……”
2.表示转折和对比关系的连词:
but但是
while而
yet然而Study hard, or you will fail the exam. 努力学习，否则你考试会不及格。
3.表示选择关系的连词:
either …or… “要么……要么……”
or “或者”，还可表示“否则” 4.表示因果关系的连词:
so “所以，因此”
for “因为”I have to stay up late , for I have lots of homework to do.
我不得不熬夜，因为我有许多作业要做。Because he was tired, he couldn't walk there.
= He was tired， so he couldn't walk there. 二、不能同时出现在一个句子中的连词:
1.because , so 不能同时出现在一个句子里，只能用其一。但是Although/ though和 yet/ still 可以同时出现在一个句子里。2.Although/ though和 but 不能同时出现在一个句子里，只能用其一。
Though he was tired, he still worked hard.
=He was tired but he still worked hard. 从属连词条件原因目的让步时间比较结果一、从属连词引导状语从句的用法：
1.时间状语从句
引导时间状语从句的连词有：
when /while（当…时候），
before（在…前），after（在…之后），
since（自从… 以来），
not …until（直到…才），
as soon as（一…就）1).当主句是一般将来时态或祈使句
表示将来的意义时，从句通常用一般现在时态，简称 “主将从现” 。He will ring you up as soon as he gets
to Beijing.
他一到北京就给你打电话。“主将从现”
If ,unless ，as long as, （条件状语从句 ）
as soon as ,when ,before ,after，until/till（时间） 2).Until/till引导的时间状语从句
①主句的谓语动词是延续性动词时，主句用肯定形式,表示这一动作或状态一直延续到until/till表示的时间为止 。I will wait for you until/till you come to see me.
我会一直等到你来看我②主句的谓语动词是非延续性动词时，用否定形式,表示主句的动作直到 until所发生的时间才发生,构成句式 not …until. I didn’t go to bed until I finished my homework.
我直到做完作业才去睡觉。3)since引导的时间状语从句，表示“自从…以来”，主句用现在完成时，从句用一般过去时。 I have worked in this school since I graduated from the university.
自从我大学毕业就在这所学校工作 。I will visit the Great Wall if it doesn't rain.
如果明天不下雨，我就游览长城2.条件状语从句
1）主句为一般将来时态，从句用 一般现在时态，简称“主将从现” 。2)“祈使句+and/or+陈述句” 中，祈使句在意义上相当于一个条件状语从句。Use your head ，and you will find a way.
=If you use your head, you will find a way.
动动脑筋，你就会想出办法来。 I did that because she told me to.
是她吩咐我才做那件事的。3.原因状语从句
原因状语从句通常用because, since, as引导，这三个词的语气由because 到as逐渐减弱，由why提出的问题一般用because来回答。4.目的状语从句
引导目的状语从句的词有 so that ,
in order that,从句的谓语动词常含有may, might, can, could, will ,would等情态动词。He must get up early, so that he can go to work on time.
他必须得早点起床，以便能按时上班。5.结果状语从句
1）由so …that, such …that引导。
so+形容词/副词+that
so+形容词+a/an+单数可数名词+that
such +a/an+形容词+单数可数名词+that
such+形容词+复数名词+that
such+形容词+不可数名词+that
当名词前面有many、 much、 few, little表示数量时，用so而不用such. 例如:
She is such a lovely girl that we love her.
= She is so lovely a girl that we love her.
她是一个这么可爱的女孩儿，以至于我们都喜欢她。
We have so much time that we can finish the work very well.
我们有如此多的时间，以至于我们能很好地完成工作。so …that的否定形式可用too… to或者not …enough to构成的简单句代替。
He's so young that he can't go to school.
He's too young to go to school.
He isn't old enough to go to school.
他太小了，不能去上学。so that 以便于,引导目的状语从句
so …that 如此…以至于…引导结果状语从句6.让步状语从句
引导让步状语从句的连词常常用 ：
though /although 尽管,虽然
even if /even though 即使
whatever=no matter what 无论什么
whenever=no matter when 无论何时
wherever=no matter where 无论什么地方7.比较状语从句
引导比较状语从句的连词常用：
than 比…
as…as 和…一样
not…as/so…as A不如B…二、从属连词引导宾语从句的用法：
引导宾语从句的连词通常分为：
1.由陈述句变来的从句由that来引导。
2.由一般疑问句变来的从句，由if或者whether引导。
3.由特殊疑问句变来的从句，由疑问词 who , what , when , where…引导。.中考聚焦
1.---I want to be a teacher when I grow up.
---Work hard ____ your dream will come true.
A or B but C though D and
2. ---Hello ,Mike!
---Sorry,______ I don't think I know you.
A but B or C yet D and
3. ---Alice， how do your parents like pop music?
--- ______my dad_____ my mom likes it. But they both prefer Beijing Opera.
A Either ;or B Neither ;nor C Not only; but also D Both; and
4. We should do everything to protect the earth,___ we will lose our home. A or B so C and D but
and可以表示并列关系e.g.
you and me；
and还可以表示顺承关系，指连续发生的动作或者事情。意为“于是、然后 ”。Sorry/I’m sorry , but…是一个固定搭配，but后面通常引出一个拒绝或者否定的理由。我很抱歉，但是我跟不上你。
I’m sorry, but I can’t follow you.
我很抱歉，但是你不能进来。
I'm sorry, but you can't come in. Excuse me, but…
打扰了，但是你能告诉我时间吗?
Excuse me, but could you please tell me the time?1.We don’ t know the love of our parents _______ we become parents ourselves one day.
A until B. after C. when D. since
2.-- _______ fast China is developing!
-- Yes, we are so lucky to live in such a great country.
A. What B. What a C. How D. How a

3.You have to leave now ____ you can catch the early bus.
A.so that B.as soon as C. because D. if
感叹句句型总结：
What +a/an+形容词+单数可数名词+主语+谓语！
What+形容词+复数名词+主语+谓语！
What+形容词+不可数名词+主语+谓语！
How+形容词/副词+主语+谓语！ 以便于4.--– Thank you for telling me so much knowledge about nature.
--–Don’t mention it. ______ you have more questions, come to me any time.
A If B. Because C. Though
5.--- Sally, I heard you re going to America.______ will you stay there?
---Two whole years
A How soon B. How often C. How long

6. It is raining heavily, ______ none of the students are late for school.
A. although B. but C. so D. because
7. ______Anna ________ her brother like listening to soft music.
A. Both; and B. Neither; nor C. Either; or D. Not only; but also
How soon多久之后，提问in+一段时间 ；B. How often多久一次，提问频率；C. How long多长时间，提问for+一段时间。 别客气8.Little Jack has learned to do lots of things on his own，________ he is only four years old.
A. if B. though C. for D. since
9.When you're tired，you can get close to the nature _________ you'll feel relaxed in the beauty all around.
A. or B. and C. but
10.At school，we are taught______ knowledge ______ how to behave well.
A. neither; nor B. either; or C. not only; but also D. not；but
11. Friends are like books. You don’t need a lot of them _______ they are good.
or B. and C. as long as D. as soon as
12.Jack's mother was so tired. She fell asleep_____ she lay down on the bed. A. until B.as soon as C. unless D. although
=by oneself书贵在精而不在多