内容正文:
初中英语连词专题复习
一、并列连词
并列连词用于连接并列的单词、短语或句子,根据逻辑关系可分为以下三类:
(一)并列关系
连词
含义
用法说明
例句
and
和;同;与
表并列、递进或顺承关系;可用于“祈使句 + and + 陈述句”结构(表结果)
1. He likes reading and writing.(并列)
2. Work hard, and you will succeed.(祈使句+and结构)
both...and...
既……又……
连接两个并列成分作主语时,谓语动词用复数
Both Tom and Lily are students.
neither...nor...
既不……也不……
连接两个并列成分作主语时,谓语动词遵循“就近原则”
Neither my father nor my mother likes coffee.(谓语动词随my mother用单数)
not only...but also...
不但……而且……
连接两个并列成分作主语时,谓语动词遵循“就近原则”
Not only you but also he is right.(谓语动词随he用单数)
(二)转折关系
连词
含义
例句
but
但是
She is young, but she is very experienced.
while
而;然而
Some people like coffee, while others prefer tea.(表对比)
yet
然而
The task is difficult, yet we will try our best to finish it.
(三)因果关系
连词
含义
用法说明
例句
so
所以
表结果,连接两个有因果关系的分句
It was raining hard, so we didn't go out.
for
因为;由于
表原因,引导的从句常放在主句之后,补充说明理由
He must be ill, for he didn't come to school today.
二、从属连词
从属连词用于引导从句(状语从句、名词性从句等),根据从句类型可分为以下六类:
(一)表时间的从属连词
连词
含义
例句
when
当……的时候
He was watching TV when his mother came in.(主句用进行时,从句用一般时)
while
当……的时候
While my wife was cooking, I was cleaning the room.(主从句均用进行时)
as
当……时;随着
As I grew older, I understood the meaning of family.(表“随着”)
as soon as
一……就……
I’ll ring you up as soon as I get to Linyi.
after
在……之后
Mom showed me many beautiful photos after I got home.
before
在……之前
I will visit you before I leave Shanghai.
till/until
直到……
He didn’t go to bed until he finished his work.(not...until表“直到……才”)
since
自……以来
I have been in Beijing since you left.(主句用现在完成时,从句用一般过去时)
注意:while引导的时间状语从句,谓语动词必须是延续性动词,且常用进行时。例如:While she was reading, the phone rang.(read是延续性动词,从句用进行时)
(二)表原因的从属连词
连词
含义
用法说明
例句
because
因为
语气最强,可回答why引导的问句,不能与so连用
—Why did you stay at home? —Because it was raining.
since
因为;既然
语气次之,常表示已知的、显而易见的原因
Since he says so, it must be true.(既然他这么说,那一定是真的)
as
由于
语气最弱,引导的从句常放在句首
As all the seats were full, he had to stand there.
(三)表条件的从属连词
连词
含义
用法说明
例句
if
如果
引导真实条件状语从句,主句用一般将来时,从句用一般现在时(主将从现)
If it rains, I’ll go by car.
unless
除非;
如果不
相当于if...not,遵循“主将从现”原则
Unless you go at once, you will be late.(= If you don’t go at once...)
as long as
只要
强调条件的充分性,主句常用将来时
As long as you come, I am happy.
(四)表结果的从属连词
连词
含义
用法说明
例句
so...that...
如此……以至于……
so为副词,修饰形容词或副词;可与many/much/little/few(表数量)连用
1. He is so young that he can’t go to school.(修饰形容词young)
2. There are so many books that I can’t finish reading them.(修饰many books)
such...that...
如此……以至于……
such为形容词,修饰名词或名词短语(such + a/an + 形容词 + 可数名词单数;such + 形容词 + 不可数名词/可数名词复数)
1. She is such a lovely girl that we like her very much.(such + a + 形容词 + 可数名词单数)
2. They are such interesting stories that children love them.(such + 形容词 + 可数名词复数)
(五)表让步的从属连词
连词
含义
用法说明
例句
though/although
虽然;
尽管
不能与but连用,但可与yet连用
Though/Although they are poor, they are generous.(= They are poor, but they are generous.)
even if/even though
即使;
虽然
语气比though/although更强,表“退一步说”
Even if/though he’s 18 now, he’s still like a little child.
whenever
无论何时
引导让步状语从句,相当于no matter when
Whenever I have time, I will go to the library.(= No matter when I have time...)
whatever
无论什么
引导让步状语从句,相当于no matter what
Whatever happened, he would not be afraid.(= No matter what happened...)
(六)表目的的从属连词
连词
含义
用法说明
例句
so that
以便;
为了
谓语中常含有may/might/can/could/will/would等情态动词
He must get up early so that he can catch the first bus.
in order that
以便;
为了
用法与so that一致,可置于句首或句中
In order that we can pass the exam, we study hard every day.
三、精选考题测评
(一)用适当的连词填空
1.Come on!You’ll discover a new side of yourself ______ you get through all the difficulties.
2.My cousin can cook many dishes,______ he is only 10 years old.
3.Plant more flowers,______ we can make our city more beautiful.
4.Neither the whole of this article ______ any part of it will be published unless the writer agrees.
5.You will never truly understand your parents’ great love ______ you grow up.
参考答案:1.when/after/if 2.although/though 3.and 4.nor 5.until
(二短文填空
主题:人与自我——误报窃贼引乌龙
备选连词:as soon as after and or so if while because
One day on my way home from school,I noticed a man climbing a ladder into a house through an open window.1. ______ he was climbing,he kept looking around to see if anyone saw him.2. ______ I saw this,I ran to the nearest public telephone and called the police.
A few minutes later,the police officers arrived 3. ______ surrounded(包围) the house.One of them shouted to the burglar(入室窃贼) to get out of the house.The man looked out of the window in surprise.He came out of the house and asked the police whether he had done something wrong 4. ______ something against the law.He then invited the police into the house.
5.______ the police questioned him and checked his ID card,they learned that the man himself lived in the house.He had to enter the house through the open window 6. ______ his keys were lost.I felt very sorry,7. ______ I apologized(道歉) to him.However,the man and the police thanked me for calling the police.They thought 8. ______ everyone cared about others like me,the community would be a better and safer place to live in.
参考答案:1. While 2. As soon as 3. and 4. or 5. After 6. because 7. so 8. if
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