2025届中考英语一轮复习 专题七 连词 课件 (共31张PPT)

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名称 2025届中考英语一轮复习 专题七 连词 课件 (共31张PPT)
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更新时间 2024-12-04 22:15:32

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(共31张PPT)
中考英语一轮复习备考合集
专题七 连词
考情分析
考情分析
中考英语对连词的考查以单项选择、完形填空、
综合填词、语法填空等为主要设题形式。
对并列连词的考查主要在句中的逻辑关系与意义,
如转折、因果、并列、选择关系的用法,重点考
查and, but, or, so等并列连词的用法。
并列连词
知识回顾
1. 并列连词的种类
语法作用 举例
表示并列 and(和,又);not only...but also... (不仅……而且……);as well as(也);both...and...(……和……都);neither...nor...(既不……也不……)
表示转折 but(但是);while(而);yet(然而);however(然而)
表示选择 or(或者);either...or...(或者……或者……)
表示因果 for(因为);so(因此);therefore(因此)
知识回顾
2. 并列连词的用法
(1) 表示并列关系的连词
表示并列关系的连词有and, both...and..., neither...nor..., not only... but also...等。
She likes both sports and music. 她既喜欢运动,又喜欢音乐。
My mother bought not only food but also drink.
我母亲不但买了食品,而且买了饮料。
It's always you who make me lucky, happy and healthy.
你总能使我感到幸运、幸福和健康。
知识回顾
(1) 表示并列关系的连词
①both..., and...可以连接句子成分相同的词语,如果用它连接主语,谓语动词要用复数形式。
and连接的对象可以是两个或多个。连接三个或三个以上对象时,通常在前面的对象之间用逗号,最后两个之间用and连接。
Both LiPing and her mother take exercise every morning.
李萍和她妈妈每天早晨
Both teaching and research work are making great strides.
教学与科研都在大踏步前进。
知识回顾
(1) 表示并列关系的连词
②not only...but also...可以连接句中句子成分相同的部分,如果用
它连接主语,谓语动词的形式应根据but also 后面的主语形式确定。
not only...but also...连接两个句子时,如果not only位于句首,它
连接的句子用倒装句,第二个句子不倒装。
Not only I but also my mother is going to the museum.
不但我而且我妈妈也要去博物馆。
Not only did he speak more correctly, but he spoke more easily.
他不仅说得更准确了,而且说得更容易了。
知识回顾
(2) 表示转折关系的连词
表示转折关系的连词有but, yet, while, however等,都可以意为“然而”。
I like summer while my sister likes spring.
我喜欢夏天而我妹妹喜欢春天。
He apologized to me. However, I didn’t forgive him.
他向我道歉。然而,我没有原谅他。
but不能与although, though出现在同一个句子中,只能用其一。
知识回顾
(3) 表示选择关系的连词
表示选择关系的连词有or, either...or..., not...but...等。
The meal is not for one, but for many to enjoy.
这顿饭不是为了一个人,而是供大家享用的。
We can finish the work either this week or next week.
不是这星期就是下星期我们就可完成这项工作。
The value of life lies not in the length of days, but in the use that we make of them.
生命的价值不在于活了多少天,而在于我们如何使用这些日子。
知识回顾
(4) 表示因果关系的连词
表示因果关系的连词有so, for等。for 意为“因为”,表示原因,主要用来进行补充说明。
It began to rain, so we had to stay here.
天开始下雨了,因此我们不得不待在这里。
I must be off now, for it's rather cold outside.
我得走了,因为外面相当冷。
because和so不能出现在同一个句子中,只能用其一。
I soon fell asleep, for I was tired.
我很快就人睡了,因为我太累了。
知识回顾
3.并列连词连接的常用句型
and用在“祈使句十and+简单句”句型中,表示语义上的顺
承。此结构中的祈使句可以转换为if 引导的条件句,这时陈述
句前的and应去掉。
Work hard, and you'll be successful.
只要努力,你一定会成功。
= If you work hard, you'll be successful.
Go at once, and you will catch up with them.
快去,那样你就会赶上他们。
知识回顾
3.并列连词连接的常用句型
(2) or用在“祈使句+or十简单句”句型中,表示语义上的转折关系,意为“否则,要不然”。与If you don't..., you will...同义。
= If you come on, you won't be late for school.
= If you don't come on, you will be late for school.
Come on, or you will be late for school.
快点儿,否则你上学会迟到的。
从属连词
知识回顾
1. 从属连词的种类
表示时间 when(当……时);while(与……同时);as(正当……时);before(在……前);after(在……后);until(到……时候,直到……才);since(自……以来);as soon as(一……就……)
表示原因和结果 because(因为);since(既然);as(由于);so(因此)
表示条件 if(如果);unless(如果不,除非);as long as(只要)
表示让步 though, although(虽然,尽管);even if/though(即使)
表示疑问 if/whether(是否)
表示方式 as(像,如同……一样);just as(正如……一样);as if(好像)
表示比较 as...as(和……一样);not so...as(不如……);than(比……更……)
表示目的 so that(以便,为的是……)
for和because的区别:
并列连词for连接的分句只能放在句尾,前面用逗号
隔开,表示补充说明或者提供推断的理由;从属连
词because表示的是一种明确的因果关系,解释原因,
可位于主句前,也可位于主句后,常回答why引导
的问句。
知识回顾
2. 从属连词的用法
(1) 引导宾语从句的从属连词主要有that, if, whether等。
if引导条件状语从句,从句用一般现在时,主句用一般将来时(即主将从现)。
I'm glad that you're ready to help others.
我很高兴你乐于帮助别人。
She told me that she would go to the college the next year.
她告诉我她将在下一年上大学。
知识回顾
2. 从属连词的用法
(2) 引导状语从句的从属连词。
①引导时间状语从句的从属连词有when, while, after, before, since, till/until, as soon as等。
We've lived here since 1994. 自1994年以来我们一直住在这里。
Faith is the bird that feels the light whent he dawn is still dark.
信念是黎明前的黑夜里能感受到光明的鸟儿。
Make hay while the sun is shining.(谚)趁热打铁。
知识回顾
2. 从属连词的用法
(2) 引导状语从句的从属连词。
While she was cooking, the telephone rang.
她正在做饭时电话响了。
●when和while均可引导时间状语从句,意为“当······的时候”。when既可以引导持续性动作,又可以引导短暂性动作,而while引导的动作必须是持续性的。while还可以表示两个动作同时进行。
=When she was cooking, the telephone rang.
=When the telephone rang, she was cooking.
知识回顾
2. 从属连词的用法
(2) 引导状语从句的从属连词。
It is two years since I became a postgraduate student.
我考上研究生有两年了。
●since"自从……以来",该连词所连接的从句中的谓语动词通常是过去时,主句通常是一般现在时或现在完成时。
●as soon as“一……就……”,该连词所在的句子中,若主句是一般将来时,从句要用一般现在时表示将来的意义。
I’ll tell her the plan as soon as I see her.
我一看到她就告诉她这个计划。
知识回顾
2. 从属连词的用法
(2) 引导状语从句的从属连词。
I worked till it was dark. 我一直工作到天黑。
●till/until引导的从句有以下两种情况:
We shall wait until/till he comes. 我们将一直等到他来。
1) 表示“直到……”,主从句都用肯定式。
2) 表示“直到……才”,主句多用非延续性动词,且谓语要用否定形式,从句用肯定形式。
I didn't get up until my mother called me.
直到我妈妈给我打电话,我才起床。
2. 从属连词的用法
(2) 引导状语从句的从属连词。
②引导原因状语从句的从属连词有as, because, since等。
Since everybody is here, let's begin.
既然大家都在这里,我们开始吧。
③引导条件状语从句的从属连词有if, unless, as long as等。
She will not come unless he is invited.
除非被邀请,否则她是不会来的。
④引导目的状语从句的从属连词有so that, in order that等。
She left early so that she could catch the early bus.
她早早地离开了以便能赶上早班车。
⑤引导结果状语从句的从属连词有so/such... that...等。
知识回顾
知识回顾
such...that与so...that的区别:
1) such+ a/an+adj.+可数名词单数+ that从句
●such是形容词,它所修饰的名词可以是可数名词,也可以是不可数名词;名词前面可以带形容词,也可以不带。如果其后是单数可数名词,前面要加不定冠词a或an。
She is such a clever girl that she can work out the math problem quickly.
她是如此聪明的一个女孩,能很快解出数学问题。
因此,such...that的句型结构可分为以下三种:
She is such an excellent student that every teacher likes her.
她是如此优秀的一个学生以至于每个老师都喜欢她。
知识回顾
such...that与so...that的区别:
2) such+ adj.+可数名词复数+that从句
They are such exciting movies that I want to watch them again.
它们是如此让人兴奋的电影,以至于我还想再看一次。
It was such bad weather that I could not go out.
天气如此糟糕,我不能外出了。
3) such+adj.+不可数名词+that从句
●so是副词,与形容词或副词连用,其结构是:so+adj./adv.+that从句。
She ran so fast that I couldn't catch up with her.
她跑得如此快,以至于我追不上她。
2. 从属连词的用法
(2) 引导状语从句的从属连词。
⑥引导让步状语从句的从属连词有though, although, even if/though, no matter how/what等。
Although/Though it's hard work, yet I still enjoy it.
尽管这是一份差事,但我很愿意干。
知识回顾
●由though, although引导的让步状语从句,后面的主句不能有but,但可以用yet, still等。
Whatever/No matter what you do, you should do it well.
不管你做什么事,都要做好。
●wh-ever等疑问词可以引导让步状语从句,有时可与"no matter+ wh-"引导的让步状语从句互换。
典型题例
典型题例
【2024年河北中考真题】Jeff still works hard ________ he has achieved great success.
A. if B. before C. though D. because
答案:C
解析:考查连词辨析。if如果;before在……之前;though尽管;because因为。根据Jeff still works hard...he has achieved great success. (Jeff仍然努力工作……他取得了巨大的成功。)可知,前后之间构成转折关系,用though引导让步状语从句。
答案:C
解析:考查连词辨析。句意:—如今,许多孩子都爱上了剪纸。—这是真的。它不仅可以表达自己的奇思妙想,还可以提高他们的动手能力。either...or要么……要么;not...but不……但是;not only...but also不但……而且;neither...nor既不……也不。根据"express their own fantastic ideas... improve their hands on ability"可知,不仅可以表达自己的奇思妙想,还可以提高他们的动手能力,故选C。
【2024年山东滨州中考真题】—Nowadays, many children fall in love with paper cutting.
—That’s true. It can _________ express their own fantastic ideas _________ improve their
hands on ability.
A. either; or B. not; but C. not only; but also D. neither; nor
典型题例
【2024年江苏连云港中考真题】Our school life is more interesting now _________
we can enjoy ourselves in different clubs.
A. because B. whether C. unless D. although
答案:A
解析:考查连词辨析。句意:我们的学校生活现在更有趣了,因为我们可以在不同的俱乐部玩得很开心。because因为;whether是否;unless除非;although尽管。分析句子可知,学校生活更有趣的原因是可以在不同的俱乐部玩得开心,前后文之间是因果关系,后文表示原因,应用because连接。故选A。
答案:C
解析:考查连词辨析。 as long as只要; as soon as一……就……; before在……之前;because因为。根据"在我们完成任务……,还有很长的路要走。"可知,应该是"在……之前",用before引导时间状语从句。故选C。
【2024年安徽中考真题】—There is still a long way to go _______ we finish the task.
—Don't worry. Let's go on with it together.
A. as long as B. as soon as C. before D. because
典型题例
【2023年北京中考真题】It was difficult to climb the mountain, ________ Sam got to
the top at last.
A. or B. so C. for D. but
答案:D
解析:考查连词辨析。or或者;so所以;for为了;but但是。根据题干"It was difficult to climb the mountain, ...Sam got to the top at last."可知前后句之间表达的是一种转折关系,因此应用but来连接。故选D。
答案:B
解析:考查连词辨析。设空前表示"你应该关灯";设空后表示"你离开房间"。根据设空前后的内容及常识可知,before"在……以前"符合题意。
【2023年天津中考真题】You should turn off the lights ________ you leave the room.
A. until B. before C. although D. so
模拟训练
1. Even if we learn something well, we will forget it ________ we use it.
A. while B. until C. unless
2.—Hello, may I speak to Mrs White
—I am sorry. She is in meeting now. I’ll call you back ________ she comes back.
A. until B. as soon as C. before
3.—Do you know something about the Water Festival in Thailand?
—Yes,people splash (泼) water over each other _________ the Water Festival begins.
A. unless B. although C. before D. when
4. Mr. Smith comes from France,but he has worked in China for 20 years. So you can talk with him ______ in French ______ in Chinese.
A. not; but B. either; or C. just; not D. neither; nor
模拟训练
5.—Andy, when can we start to discuss the case given to you last week
—I’ll be ready to discuss it _________ you have time.
A. whatever B. wherever C. however D. whenever
6.—When shall we go to play basketball in the sports center
— ________ this Saturday.
A. Until the work will be finished B. Until the work is finished
C. Not until the work will be finished D. Not until the work is finished
7.—Tom, what’s your reason for being late for school this time
—I thought I could arrive on time. But the bus started moving ______ I could get on it.
A. after B. until C. while D. before
SEE YOU NEXT TIME