1、表示死的原因，die 后既可接介词 of，也可接 from, 两者的区别是： 一、若死因存在于人体之上或之内（主要指疾病、衰老等自身的原因)，一般用介词 of。如：die of illness (heart trouble, cancer, a fever, etc) 死于疾病 (心脏病，癌症，发烧等) 二、若死因不是存在人体之内或之上，而是由环境造成的(主要指事故等方面的外部原因)，一般用介词 from 。 如： die from an earthquake (a traffic accident, a lightning, a stroke, etc) 死于地震(交通事故，雷击等) 三、若
2、死因是环境影响到体内，即两方面共有的原因，则可用 of, from 均可。如：die of from a drink ( a wound, overwork, starvation, hunger and cold, etc) 死于饮酒 (受伤，劳累过度，饥饿，饥寒等)连词是一种虚词，在句中不重读，是连接从句、词与词、短语与短语、句子与句子的词，不能在句中独立使用。连词主要分为并列连词和从属连词两大类。并列连词表示词、短语、从句或句子彼此之间具有并列关系，分为转折、联合、因果、选择四类；从属连词是用来引导各类从句的连词，用法广泛。并列连词的用法,连接具有并列关系的词、短语或句子的连词叫并列连词
3、。1、表示转折关系的并列连词 but，while，yet，however 。如：1 want to help you，but I really dont know what to doThey are the same，yet not the same She tried hard to catch up with the others，but she failedAt first she didnt want to goLater ，however， she changed her mind3表示选择关系的并列连词(1)or “或者“ ，eitheror ，neithernor “。以 or
4、 连接的句子可以转换为由否定条件构成的主从复合句。如：Study hardor youll fail the exam=If you dont study hard，youll fail the exam(2) eitheror，neitherno连接主语时，动词与靠近它的主语在人称、数上保持一致，即“就近原则 “。Either you or he has to go=Either he or you have to go Neither you nor he is right=Neither he or you are right4表示因果关系的并列连词 so，for，then ，there
5、fore 等副词，常可放在句首表示因果关系。如：It was late, so 1 went home. He studied hard, thus he got a full mark.He was busy, therefore he could not comeIt is morning, for the birds are singing. 并列连词功能 用于连接彼此并列的词、短语或句子。并列连词 词义 备注 例句和 用于肯定句 and 那么 祈使句+逗号+and +将来时 Work hard, and youll pass the exam.或者 用于否定句及疑问句 or 否则 祈使
6、句+逗号+or+将来时Hurry up, or youll be late.but 但是不能与 though/although 连用 so 所以 不能与 because 连用 bothand 谓语动词用复数 Both Tom and I are interested in playing the guitar.not onlybut also谓语动词用就近原则，即后者Not only Wendy but also I am good at singing.as well as不仅而且谓语动词用就近原则，即前者Tim as well as I walks to school every day.
7、neithernor 既不也不谓语动词用就近原则，即后者Neither the students nor the teacher was hurt in the accident.eitheror 要么要么谓语动词用就近原则，即后者Either you or Xiao Li will attend the meeting tomorrow.while 然而用来连接前后结构相同但意思相反的句子I like to play video games while my brother doesnt.从属连词功能 用来引导从句，如宾语从句，状语从句从属连词 词义 备注 例句that /用来连接宾语从句的
8、陈述句Maggie told me that she would go to Australia next week.连接宾语从句的一般疑问句if/whether 是否 连接宾语从句的选择疑问句No one knows whether these stories are true or not.who/what/where/which/how/when/why略 连接宾语从句的特殊疑问句 略though=although 虽然 不能与 but 连用 because 因为 不能与 so 连用 if 如果unless除非*if not=unless连接条件状语从句If it doesnt rain
9、 tomorrow, well go for a picnic.Unless it rains, well go for a picnic.when /while/as当.的时候连接时间状语从句*while 常常用于进行时态His father was reading a newspaperwhile his mother was cooking.before 在之前after 在.之后as soon as 一.就until /not until直到/直到.才连接时间状语从句略so that The monkey was so funny that everybody laughed.such
10、that如此以致于连接结果状语从句so +adj /adv+ thatSuch+名词词组+that She is such a lovely girl that everybody likes her.so that 为的是；目的是 连接目的状语从句 I got up early so that I could catch the early bus.自从 连接现在完成时的时间状语 I have lived in Shanghai since 1998. since 由于Since everybody is here, lets begin our meeting.（ )1. They wer
11、e later for school _they missed the 7:00 bus.A. when B. because C. though D. so that( ) 2. Mike did something wrong, _ the headmaster is talking with him.A. so B. but C. and D. or( ) 3. Jim has been in the factory for two years _ he left school.A. when B. since C. as soon as D. whether( ) 4. Mike is
12、 good at playing basketball _ Bruce does well in football.A. when B. until C. since D. while( ) 5. Excuse me. Do you have a table for two?-Im sorry, _ there arent any seats now. Would you mind waiting for a while?A. but B. and C. or D. so( ) 6. Stop cutting trees, _ the earth will become worse and w
13、orse.A. and B. but C. or D. then( ) 7. Do you want to stay at home _ go shopping with us?A. and B. but C. or D. so( ) 8. Darling, _ you like this mobile phone, lets take it.A. after B. though C. now that D. before( ) 9. He was riding to school _ he was hit by a car this morning.A. while B. when C. s
14、ince D. so( ) 10. He asked me _ I preferred McDonald or KFC.A. if B. whether C. weather D. That( ) 11. The song was _ old _ few young people could sing.A. enough; to B. so; that C. as; as D. too; to( ) 12. Mr. Brown knows little Japanese, _ he cant understand the instructions on the bottle of the pi
15、lls.A. so B. or C. but D. for( ) 13. I cant tell you the secret_you promise that you will keep it between us. A. if B. but C. unless D. whether( )14. _the soldiers _the captain have been to Greece before.A. Bothand B. Not onlybut also C. Neithernor D./.as well as( ) 15. _ my mother _ my sister watch
16、es football games these days.A. Either; nor B. Both; and C. Neither; nor D. Neither; or( ) 16. Mr. Smith is an English teacher _ will teach us English next term.A. or B. and C. but D. so( ) 17. I may live _ in a hotel _ in a friends house.A. both; and B. either; or C. neither; nor D. between; and( )
17、 18. Im sorry, _ I cant help you with your homework. Youd better do it yourself.A. and B. but C. or D. then( ) 19. This coat will not lose colour _ its washed.A. until B. till C. before D. after( ) 20. I think we should get this liquid crystal computer, _ it wont take up more space.A. but B. althoug
18、h C. because D. So( ) 21. Stop smoking, _ you will get better soon.A. and B. or C. that D. after( ) 22. Gray didnt recognizehis old classmate _ he was told her name.A. when B. unless C. so D. until( ) 23. I was about to leave the office _ the telephone rang.A. when B. after C. before D. while( ) 24.
19、 There were so many beautiful dresses that I didnt know _to choose. A. where B.which C.how D.why( ) 25. This is not my book. Do you know _ it is?A.what B. which C. who D. whose( ) 26. John fell asleep _ he was listening to the music.A. after B. before C. while D. as soon as( ) 27. Take this dictiona
20、ry with you _you may use it in class.A. so that B. in order to C. although D. when( ) 28. We bought Mary a pair of sunglasses as her birthday present, _ she didnt like it.A. and B. but C. or D. so( ) 29. It was very late, _ the students still went on repairing their desks and chairs.A. and B. or C.
21、so D. but( ) 30. _ the lady was very rich, she always felt unhappy.A. Unless B. Though C. If D. Because( ) 31. Though we teachers have _ money _ time, we should still be responsible for the students.A. both; and B. neither; nor C. either; or D. not; but( ) 32. I wont believe you _ I see it with my o
22、wn eyes.A. if B. when C. until D. while( ) 33. I must finish the work _ I go home.A. before B. when C. until D. if( ) 34. Have you ever read the book “Harry Potter” _was written by J.K Rowling?A. that B. when C. who D. what( ) 35. Bob goes to a health club _he can keep himself strong.A. so that B. a
23、lthough C. because D. since( ) 36. The big clean-up began _ the typhoon passed away.A. as soon as B. since C. until D. though( ) 37. Surf the internet, _youll get the information that you need.A. and B. or C. but D. although( ) 38._has got a ticket for Sundays evening show luckily.A.Every of us B. Each of usC. All of the students D. None of the students( ) 40. Which of the two English dictionaries will you buy?I will buy _ of them , so I can give one to my friend, Helen.A. either B. neither C. both D. all
