连词的分类：
连词主要分为两大类：并列连词和从属连词。
1、并列连词：用来连接并列关系的词、词组或分句。它包括：and，or，but，for，both…and，either…or，neither…nor，not only…but also。
2、从属连词：用来引导从句，它包括：that，when，till，until after，before，since，because，if，whether。though，although，so…that，so that，as soon as，as…as等。
连词用法示例与解析:
“ and”
1. He got upandleft the room.
2. He went to KunmingandI went Harbin last year.
特别用法:句型“祈使句, and …”= If you…, you will…
3. Work hard, and you will do well in the exam.
“or”
1. Tomor I amright. (or连接两个名词或代词做主语时谓语动词依照后面的词而定)
2. Would you like coffee or tea?
特别用法:句型“祈使句, or…”= If you don’t …, you will…
3. Hurry up,oryou will miss the bus.
“but”
1. She is sixty,butshe still looks young.
2. She is tiredbuthappy.
3. I came here not for myselfbutfor my son.
4. Mary likes piano but Tom doesn’t(like可以省略).
“for”
1. I went to sleep soon,forI was very tired.
2. The sun has risen，forthe birds are singing.
比较：表示原因,译为”因为”,表示说明、解释。与because不同，用语解释某事的原因、动机，强调因果关系。用语回答why引导的问句。
“both …and …”
1.BothyouandIareChinese.
2. I likebothsportsandmusic.
特别用法: both…and…的否定句表示部分否定。
3. He can’t play both tennis and volleyball.它并不是既会打网球又会打排球。
either…or…, neither…nor…
1. Either you or sheiswrong.
2. Can you speak either French or English?
3. Neither the teacher nor the studentslikethis song.
特别提示:
用either…or…, neither…nor…连接两个名词或代词做主语时谓语动词依照后面的词而定。
比较: both…and…, either…or…, neither…nor…的相互关系:
肯定句: 1. I like both A and B.
否定句: 2. I don’t like both A and B.= I like either A or B.
否定句: 3. I don’t like either A or B.= I like neither A nor B.
“Not only…but also…”
1. Not only you but also your fatheriscoming. (连接两个名词或代词做主语时谓语动词依照后面的词而定)
2. She learns not only English but also Japanese.
说明:从属连词的用法见各种从句。
练习与巩固：熟能生巧，取得好成绩！
1.Which is bigger, the sun _________ the moon?
A. or B. and C. but D. so
2. Hurry up, __________ we will miss the train.
A. but B. and C. or D. so
3. He hurt her _________ badly _______ she had to see a doctor.
A. too, that B. so , that C. either, or D. too, to
4. Look out! The traffic is moving fast. It's ________ dangerous ________ cross the street.
A. very, to B. so, to C. much, to D. too, to
5. It's _______ far _______ walk home from here. Let's take a bus.
A. so, that B. too, to C. enough, to D. such, that
6. "Why didn't Nick come to school yesterday?"
" _______ he was ill. "
A. After B. Where C. When D. Because
7. John fell asleep _________ he was listening to the music.
A. after B. before C. while D. as soon as
8." I won't go to the party tomorrow."
" __________ you told me you would . What 's happening?"
A. But B. So C. And D. Or
9. Stop cutting trees, ________ the earth will become worse and worse.
A. and B. then C. but D. or
10. " Be careful! Don't break the bottles. Do you hear _______ I said, David?"
" Yes, mum."
A. What B. that C. how D. if
11. Mr Smith comes from Australia, but he has worked in China for five years. So you can talk with him ______________.
A. either in English or in Chinese B. not in Chinese but in English
C. just in English, not in Chinese D. neither in Chinese nor in English
12. I can ________ swim _______ skate. Will you please teach me?
A. either…or B. not only… but also C. both… and D. neither… nor
13. When I got the news that the ship would sink, I was _________ frightened ________ my legs couldn't move forward.
A. so, that B. very, that C. too, that D. too, to
14. She bought a digital camera online __________ she saved a lot of time.
A, so that B. as soon as C. no matter D. such that
15.Beijing has ________ many buses that there is often a traffic jam in rush hours,
A. so B. very C. too D. much
16. Hurry up, ________ you will miss the train. It's leaving in ten minutes.
A. and B. so C. however D. or
17.Not only his parents but also his brother ________ to the Summer Palace. They haven't
been back.
A. have been B. have gone C. has been D. has gone
18. You'd better do it ________ your mother did.
A. when B. as C. like D. because
19. ______ they are brothers, they don't look like each other at all.
A. Because B. Though C. When D. As
20. --- When did you know the news?
--- I knew nothing about it _________ my friend told me.
A. after B. it C. because D. until
1-5 ACBDB 6-10 DCADA 11 – 15 A D A AA 16-20 DDBBD
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