连词是一种虚词，在句中不能单独使用。连词可分为两类：并列连词和从属连词。下面小编给大家分享一些高中英语连词知识，希望能够帮助大家，欢迎阅读!
高中英语连词知识1
并列连词的用法
1.并列连词and的用法
and可以连接两个的词，多用于肯定句中。连接两个句子，表示因果、对比、条件、假设、目的等。例如：
Go and fetch something to eat.(连接两个动词如go, come等表示目的)去取些吃的东西来。
Mary likes music and Lily is fond of sports.
玛丽喜欢音乐，莉莉爱好体育运动。(对比)
One more week and we’ll accomplish the task.
再一星期，我们就完成任务。(条件)
2.并列连词both…and, not only…but also, as well as的用法
①both…and意为：“不但…而且…;既…又…”，是并列连词，可以并列主语、宾语、表语、状语、谓语等成份。并列主语时谓语动词用复数形式。
Both New York and London have traffic problems.
纽约和伦敦都存在交通问题。
The secretary both speaks and writes Spanish.
这位秘书不但能讲而且能写西班牙语。
②not only…but also意为：“不但...而且”，是并列连词，可以连接两个词，也可连接两个句子。其中，butalso中的also可以省略。not only…butalso可以连接句中所有的成份，连接并列主语时，其谓语动词根据就近原则，与所靠近的成分保持数的一致。not only…but also可以连接两个句子，notonly位于句首时， not only后的句子要倒装。
Not only the students but (also) their teacher is enjoying the movie.
不仅学生们津津有味地看着这部电影，而且他们的老师也是如此。
Not only is he a scientist, but he is also a fighter.
他不但是位科学家而且还是名战士。
③as well as 其连词作用，表示“同、和、也”等。
The editors as well as the proofreaders are working overtime.
编辑和校对者都在加班工作。
3.when并列连词，意为“就在那时”
I was about to leave when the telephone rang.
我刚想走，突然电话铃响了。
4.表示转折关系的并列连词
这类连词连接两个含义不同的甚至是反义的词、短语或分句。常见的还有yet(然而)，while(而)，however(可是)等。其中while与but的区别在于:while表示对比，而but表示意义正好相反。
Learning the guitar isn't difficult ,but you have to practice.
学弹吉它并不难，但你得练习。
In some Asian countries , nodding the head means not “Yes”but “No”.
有些亚洲国家，点头并不表示“是”而是表示“不”。
He was in deep trouble , yet he didn't lose heart.
他深陷困境，然而他没有丧失信心。
Rick was very successful. However, the last few years of his life were nothappy ones.
瑞克非常成功，然而他的晚年并不幸福。
You like sports, while I'd rather read.
你喜欢体育而我却喜欢读书。
5.表示选择关系的并列连词
此类并列连词主要有or, or else, either…or, otherwise，neither…nor, not nor等。
(1)or的用法
可以连接两个的词，多用于否定或者疑问句中。主语的人称、数不一致时, 动词随着接近的主语而变化。连接两个句子，常和else连用。
John or you are in Class Two.约翰或者你在二班。
Put on your overcoat, or you will catch cold.
穿上你的大衣，不然你会着凉。
Hurry up, or/or else we'll be late for the meeting.
赶快，否则我们开会要迟到的。
注意：or, or else, otherwise三者相比，or else语气较or强，而otherwise语气则最强。
(2)either…or, neither…nor, not …nor的用法
可以连接两个的词，也连接两个句子，当neither, nor放句首时，该句倒装。
either…or, neither…nor, not …nor等连接主语时，谓语动词也依据就近原则。
Either my father or my brothers are coming.
不是我父亲就是我兄弟要来。
Neither could theory do without practice, nor could practice do withouttheory.
理论没有实践不行, 实践没有理论也不行。
6.表示因果关系的并列连词
这类连词常见的有so(因此)，for(因为)，therefore(因此)等。并列连词for表示原因，用以附加说明。这个词引导的分句必须放在第一个分句之后。
for可以表示原因，但引起的不是从句，而是分句，对前面的情况加以解释，有逗号把它和前面的分句分开，在书面语中用的较多。so表示结果，意为“因此，所以，于是”。therefore意为“因此, 所以”，语气比较文气，多放在分句或句子的前面。
I apologized to her , for I had wronged her.
我向她道歉了，因为我错怪了她。
He was sick, so they were quiet.
他病了, 所以他们 很安静。
He broke the law ,therefore he was put into prison.
他违犯了法律，因此被投入监狱。
高中英语连词知识2
从属连词的用法
用来连接主句和从句的连词叫从属连词。从属连词分为两大类，即引导状语从句的从属连词和引导名词性从句的从属连词。
(一) 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
此类连词主要有：when, while, after, before, as, as soon as , now(that), until,till, once, since, whenever, no sooner...than,hardly/barely/scarcely...when，every time, each time, next time, the last time,the moment等。
When I got to the theatre, I found that they had sold all thetickets.当到达剧院时，我发现票已售完。
We should strike while the iron is hot.
我们要趁热打铁。
Since he entered the university, he has made great progress in hisstudies.
进入大学以来，他在学业上已经取得了很大进步。
They kept on working until it became dark.
他们一直工作到天黑。
Once you begin , you must go on.
你一旦开始，就必须继续下去。
You seem to have a ready-made answer, whenever I ask you a question.
每逢我问你问题, 你总好象有现成的答案。
Now (that) you are here, you'd better stay.
你既然来了，那就不要走了。
No sooner had they got to the field than it began to rain.
他们刚到田里就开始下雨了。
Hardly had he set foot on his native land when he felt comfortable.
他一踏上祖国的土地就感到心情舒畅。
She felt a thrill the moment she got into the theatre.
她一进剧场就感到一种激动。
Every time he got to Beijing, he came to see me.
每次他来北京，他都来看我。
注意：no sooner, hardly等位于句首时需用倒装语序。
2.引导原因状语从句的从属连词
此类连词主要有because, as, since,now(that)，等。because引导的从句表示产生某种结果的必然的因果关系，语气较重，可回答why问句;since语气较轻，常位于句首;as则语气最轻。
We couldn't cross the river because the water had risen.
水已经上涨了，所以我们没能过河。
Since everyone is here ,let's begin .
既然大家都来了，我们就开始吧。
I must stop writing now, as I have rather a lot of work to do.
我必须停笔了，因为我还有许多工作要做。
Now that you've got a chance, you might as well make full use of it.
既然你有了这个机会，你可以充分的利用它了。
Why use wood when you can use plastic?
既然能用塑料, 为什么还要用木料?
3.引导让步状语从句的从属连词
此类连词主要有although, though, as, even if, even though, no matter what等。
Though my father is old,yet he wants to do something for our country.
我爸虽然老了，可他还要为国家做点事。
Even if there are difficulties， we must do it well.
即使有困难，我们也要把工作做好。
Young as I am,I know some of the family secrets.
尽管我年龄小，我知道一些家庭秘密。
Nobody believed him no matter what he said.
不管他说什么每人相信他。
4.引导条件状语从句的从属连词
此类连词主要有if, unless, as/so long as, supposing等。
If we go on polluting the world ,it won't be fit for to live in.
如果我们继续污染这个世界，那么这个世界就会不适合我们生活了。
You will fail unless you work hard.
除非努力你才不会失败。
You can go out as/so long as you promise to be back soon.
只要你保证很快回来，你就可以出去。
What shall we do supposing he won't agree?
假定他不同意，我们怎么办?
The WTO cannot live up to its name if it does not include a country that ishome to one fifth of mankind.如果世贸组织不能容纳占世界人口五分之一的国家，那它就名不符实。
5.表示行为方式的从属连词
表示行为方式的从属连词主要有as，as if/though等。
When a pencil is partly in a glass of water, it looks as if it werebroken.
当把铅笔一部分放到水里时，铅笔看上去就像断了。
We did as he told us.
我们照他叮嘱的做了。
He spoke as though he knew the question very well.
他说得好像对这个问题知道得很清楚。
注意：以as if引导的状语从句，其谓语动词常用虚拟语气。与现在相反的情况用过去时，与过去相反的情况用过去完成时。
I remember the whole thing as if it happened yesterday.
整个事情我都记得,就好像此事发生在昨天。
6.表示目的的从属连词
表示目的的从属连词主要有that, so that，in order that等。
I hurried so that I wouldn't be late for class.
为了上课不迟到我们赶紧走。
John saved his money in order that he might buy a bicycle.
约翰为了买一辆自行车而把钱节省下来。
Bring it nearer that I may see it better.
把它拿近一些, 以便使我看得比较清楚。
7.表示结果的从属连词
表示结果的从属连词，主要有that，so...that，so that，such...that等。
They were so pleased to see each other that they forgot everythingelse.
他们彼此见到面，高兴得把别的事情都忘记了。
It was such a cold day that there was nobody on the street.
天气非常寒冷， 以至于街上没有任何人。
So cold is it that all the water pipes have frozen.
天太冷，所有的水管都冻住了。
8. 表示比较的从属连词
表示比较的从属连词主要有than，as等
I think Chinese is more popular than any other subject.
我想汉语比其他任何科目都更受欢迎。
Do you think that art is as interesting as music?
你认为美术与音乐一样有趣吗?
9. 表示地点的从属连词
表示地点的从属连词主要有where，wherever等。
Leave her where she is. 把她留在原地。
You can take it with you wherever you go.你不论去哪里，都可随身携带它。
高中英语连词知识3
引导名词性从名的从属连词
引导名词性从句的词多是连接代词和连接副词，从属边词主要有that，whether, if。
1.由从属连词that，whether，if引导
这类连词引导名词性从句时只起连接作用，在从句中不担任任何成分。
We all know that the earth moves around the sun.
众所周知，地球围绕太阳转。
I want to know whether/if he will come back soon.
我想知道他是否能很快回来。
2.由连接代词引导
连接代词除了可以起连接作用外，还可以在从句中作主语、宾语、定语等。连接代词主要有who，whom，whose，which，what,whatever, whoever, whomever等。
Do what he or she tells you to do.
按照他/她所告诉你的去做。
Can you tell me who that gentleman is?
你能告诉我那位先生是谁么?
Whoever comes will be welcomed.
无论谁来都会受到欢迎。
3.由连接副词引导
连接副词除了起连接作用外，还在从句中作状语。连接副词主要有when，where，how，why等。
I remember when this used to be a quiet village.
我记得那时候这是一个安静的村庄。
Would you please tell me how I can get to the airport?
请告诉我怎样去机场?
I don't know where we are going to have this meeting.
我不知道我们到什么地方去开这次会议。
Do you know why he was late?
你知道他为什么迟到吗?
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