As用法总结学习教案

1、会计学1As用法用法(yn f)总结总结第一页，共11页。. As作连词，主要引导以下作连词，主要引导以下(yxi)状语从句状语从句：1. 引导时间引导时间(shjin)状语从句。与状语从句。与while意义相近，强调两个动作同时发生；或某事一发生，另一事立刻发生。意义相近，强调两个动作同时发生；或某事一发生，另一事立刻发生。e.g He shouted aloud as he ran along. I was startled as he opened the door. We get wiser as we get older.2. 引导原因引导原因(yunyn)状语从句，与状语从句，与b

2、ecause的用法相近。的用法相近。e.g As it was getting very late, we soon turned back. We must stop writing now, as I have rather a lot of work to do. 第1页/共11页第二页，共11页。3. 引导方式状语从句，作引导方式状语从句，作“正如，好象，按照正如，好象，按照”解。主要解。主要(zhyo)的句式有的句式有as if(as though);just as;just asas . e.g When at Rome, do as Romans do. We do farm w

3、ork as the old peasant teaches us. When a pencil is partly in a glass of water, it looks as if it were broken. As(it is)in your country, we grow wheat in the north and rice in the south. 正如正如(像像) 你们你们(n men)国家一样，国家一样， 。 4. 引导条件状语从句引导条件状语从句(cn j)。主要句式有：。主要句式有： as long as /so long as 只要只要 第2页/共11页第三页，

4、共11页。 e.g As long as you study hard, you will make great progress.5. 引导让步状语从句；作引导让步状语从句；作“虽然，尽管虽然，尽管”解。这时从句常用倒状语序，即把从句中的表语解。这时从句常用倒状语序，即把从句中的表语(bioy),状语或动词原形放在状语或动词原形放在as之前。之前。e.g Child as she is, she knows a lot. Though she is a child, she knows a lot. Busy as he is, he insists on studying. Though

5、he is busy, he . Try as he might, Tom could not get out of the difficulties. Though he might try, Tom could not get out of the difficulties.第3页/共11页第四页，共11页。. As作关系作关系(gun x)代词代词1.引导引导(yndo)限制性定语从句，用在限制性定语从句，用在“such as”, “the same as/the same as”等结构中，常译作等结构中，常译作“像像一样的人或物一样的人或物”，“凡是凡是的人或物的人或物”。e.g He

6、 wished to be such a man as Lei Feng was.My bike is the same as yours.2. 引导非限制性定语从句，用来指代引导非限制性定语从句，用来指代(zh di)它前面的整个句子它前面的整个句子(即先行句即先行句)，意思是，意思是“这一点这一点”。这个分句可以放在句首，句中，或句末。这个分句可以放在句首，句中，或句末。e.gThis elephant is like a snake, as anybody can see.第4页/共11页第五页，共11页。As is well known, oceans cover more than

7、70% of the earth.3.若非限制性定语从句位于若非限制性定语从句位于(wiy)句首，句中或句末，句首，句中或句末， 则用则用as来引导。来引导。e.g As we expected, he completed his task with great success. The compass was invented in China, as we know now.4.若非限制性定语从句中的谓语动词若非限制性定语从句中的谓语动词(dngc)是是 be said be known,be expected, be reported , be announced等结构时，不论是在句首，

8、句中，等结构时，不论是在句首，句中， 句末，都必须句末，都必须as用来引导用来引导. e.gAs is known to us, Taiwan is a part of China.第5页/共11页第六页，共11页。. As作介词作介词(jic)1. 作作 “如，像如，像”解。解。e.g They got united as one man. She spoke of me as her closed friend.2. 作作“充当充当(chngdng)，作为，作为”解。解。e.g As a writer, he was famous. English is spoken as the fir

9、st language be most people in Australia.3. As作为介词，常和以下作为介词，常和以下(yxi)动词连用。动词连用。regardas/be known as/consideras useas/ describeas/be remembered as work as/ act as/be honored as/ We regard the sun as the source of most forms of energy.e.g第6页/共11页第七页，共11页。. 含含as的固定的固定(gdng)词组词组1.as soon as引导引导(yndo)时间状语

10、从句。时间状语从句。 So/as far as I know在句中作插入语。意思是在句中作插入语。意思是“据我所知据我所知”。e.gAs/So far as I know, he will come here next Monday. As well as并列连接词组，意思是：并列连接词组，意思是：“和，和， 同同”。当其连接两个并列主语时，谓语动词应与前面。当其连接两个并列主语时，谓语动词应与前面(qin mian)的主语在数上保持一致。也可以和短的主语在数上保持一致。也可以和短 语语not onlybut also进行替换。进行替换。 e.g2.My parents as well as

11、my elder sister enjoy music. 试比较下面句子。试比较下面句子。My elder sister as well as my parents enjoys music.第7页/共11页第八页，共11页。Tom studies Japanese as well as Chinese.Tom studies not only Chinese but also Japanese. as well译为译为“也，还也，还”经常经常(jngchng)放在句尾。与放在句尾。与too, also同义词。同义词。e.g3.Come here early, and bring your b

12、rother as well.So as to do sth./soas to do sth.引导引导(yndo) 目地或结果状语。目地或结果状语。e.g4.He studies hard so as to pass the exam. He was so strong as to carry the heavy box.5.such as意为意为“例如，诸如例如，诸如(zhr)”可用来引入同位语，举一例或数例说明它与之同位词的词可用来引入同位语，举一例或数例说明它与之同位词的词 所含的具体内容。所含的具体内容。第8页/共11页第九页，共11页。e.gThere are different f

13、orms of energy, such as heat energy,light energy, sound energy and etc.6.as to(=as for/as regards)关于，至于关于，至于 as much as/as many as “ 多达多达，达到，达到(d do) 至多至多” e.gThere is no doubt as to his honesty. He can earn as much as 500 dollars a day.7.as a result/as a result of(由于由于的结果的结果(ji gu) as a whole(就整体来说

14、就整体来说)/as follows(如下如下 ) as usual (照常照常)/as a (general) rule(通常通常) as a matter of fact(事实上事实上)/as above(如上如上) as soon as possible/as early as possible as quickly as possible第9页/共11页第十页，共11页。More examples: She died as a result of the accident. The reasons are as above(as follows). The machine runs as usual. As a matter of fact, air is a gas. His father gets up early as a rule. You should improve your English