连词与主从复合句

1、演讲者conjunction，演讲者是一种虚词，不能独立承担文章成分。用于连接连词，短语，子句，句子。连接词主要可以分为两类：并行连接词从属连接词、并行连接词表示、短语、子句或文章之间存在并行关系。可以表示平行关系、过渡关系、选择关系和因果关系。and(和)both and(和，两者)neither nor(不是两者)not only but also(不仅如此)as well as(和，排除He is a scientist)，Are they coming as well？2 .表示转折关系的连接词：but while(但是1) but(但是1)however(但是)whereas(和)n

2、evertheless(但是Some people love cats，)典型示例-would you like to come to dinner tonight？-id like to，_ _ _ im too busy . a . and b . so c . as d.but回答d . But与前面形成转折点，符合意义。表格中并列的and，结果的so，原因as都不符合句子的意思。2)虽然不是notbut的意思，但not和but后面的单词要遵循一致的原则。They were not the bones of an animal，but (the bones) of a human bei

3、ng。3 .表示选择关系的连接词，or(或，否则为or hence)otherwise(否则为eitheror(或)rather than(非)，4。因果连词，so for thus(因此)；表原因关系1) for判断错误： (错误)For he is ill，he is absent today。(示例)He is absent today，for he is ill。for是并行连接，不能包含两个并行连接。2) so、therefore he hurt his leg、so he couldnt play in the game、1并行连接和并行结构判断错误更正：they sat down

4、 and talk about.Ys not only the piano，But the guitar . t neither you nor he are to blame . f make up your mind，Or youll get the chance . f there is no air and water in there and (the bones) of a human being.f，and和or 1比较并行结构，or 2)，但是有时and也可以用在否定句中。 there is no air or water in the moon . there is no a

5、ir and no water on the moon .在否定中，并行结构连接到or，但包含两个否定语的句子实际上被认为是积极结构，因此必须使用and。典型示例-I dont like chicken _ _ _ fish-I dont like chicken，_ _ I like fish very much . a . And b . And；Butc.orButd.orAnd答复c .在否定句中，以or，but票并列击败表。判断错误： (错误)We will die without air and water。(错误)We cant live without air or water

6、。(例)分为引导We will die without air or water名词性子句的连接词和引导副词子句的连接词。，1 .诱导名词性的子句，(1)。that、whether、if没有成分作用。(2)。连接代词who、whom、which、what的作用是主、空、集(1)。时间： when，while，as时的when瞬间，连续性动词while连续性动词as瞬间，连续性动词 1 till/until，once，as sooner than hardll原因： as Because for Since for Since for Since，for语气最弱，领导的寺庙位于文章的尽头。bec

7、ause语气最强，句子开头，句子结尾都可以(3)。位置： where、wherever、(4)。如果条件：if，unless=if not，so/as long as suppose (that) on，则为Now that(之后)considering that，(5)。让步： though/although不与but一起使用。as(尽管如此)，even if/though Although/though和as(尽管如此)的区别： Although/though引导的子句按正常顺序排列。=cold as it is，he went on working。即使读得快，也不能在3天内读完这本书。

8、fast as you read，you cant finish re Although you read fast，you cant finish reading the book in three days。再努力也摆脱不了困难。try as he might，he could nt get rid of Such只能修饰形容词、修饰名词或名词短语，so只能修饰副词、形容词或副词。So还可以与表示数量的形容词many，few，much，little一起使用，形成固定的协调。soadj . such a(n)n . soadj . a(n)n . such n .(pl)。)soadj.n.

9、 (pl .)such n. (pl .)So foolish such a foolso nice a flower such a nice flower So many/few flowers such nice flowers So much/little money . such rapid progress SSSSothat和suchthat之间的转换都是so和such之间的转换。同义词的差异，1.when/while/as，when推导时间副词子句的谓语动词可以是持续的，也可以是结束的。While诱导时间状语从句的谓语动词只能是连续性的。When还可以表示“此时”while。前后

10、对比as通常可以与when，while一起使用，但这意味着强调“一侧，侧”。示例：as (when，while) I was walking down the street，I noticed a police car in front of number，He was doing his homework _、when、when/while、while、when、whether、2。表示becauuun原因语气不如becauuun强，经常加入文章第一句，并列连接词，语气最弱，说明或推论前面各句的原因。“既然”往往表示明显的原因。语气不像维加斯那么强，经常在句子的开头，表示It must ha

11、ve rained last night _ _ the ground is wet。_ _ _ _ she was in bad mood，We left her alone . he is absent from school _ _ _ _ We went there by bus._ _ _ _ _ _ a lot of people make mistakes in life，Mr . Smith wanted to give John a chance。for、3。whether/if，(1)两者为“否”时，(2)在以下情况下，可以不使用if作为whether，在句子开头推导同位语

12、或补语子句，并在介词后与or not一起使用：Wedoubt _ _ _ _ _ _ _ _ _ _ it is true。_ _ _ _ _ _ _ _ _ he comes or not has nothing to do with me . the Eci dedsoon . it depends on _ _ _ _ _ _ he willthough/although/as though/although可以徐璐改变让步状语从句，但是though和even一起使用，although“虽然”(as)他还是孩子(as) (though)、coldas it was、he went on working。though it was cold，he went on working。child as he is，hild as He knows a lot。child though he is，he knows a lot。5，before用连词来表示时间，一般意思是“之前”，但在一些句子中这样翻译，看起来很别扭。he almost knocked me down before he saw me。before I could get in a word he