as的用法总结(定语从句as的用法总结)
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目录
Q1:as as的用法总结?
1、as做介词,意思是“作为”例句:French is known as the most beautiful language in the world.法语以世界上最美丽的语言著称。2、as做连词,引导时间状语从句,意思是“当……的时候”例句:My mother was cooking fish as I arrived home.当我到家的时候,我妈妈正在做鱼。3、as做连词,引导原因状语从句,意思是“因为”例句:As rain has fallen, the air is cooler. 因为下过雨,所以空气比较凉爽。4、as做连词,引导让步状语从句,意思是“虽然”例句:Young as he is, he has been one of the most famous painters in our country. 虽然他还很年轻,但已经成为我们国家最有名的画家之一。5、as做连词,引导方式状语从句,意思是“以……方式”例句:Do as the Romans do when in Rome. 入乡随俗6、as做关系代词,引导定语从句例句:This is the same game as I played yesterday.这和我昨天玩的游戏一样。
Q2:as九大用法
一、as作连词的用法的用法asas意为"和……一样",表示同级的比较。使用时要注意之一个as为副词,第二个as为连词。其基本结构为:as+adj./adv.+as。例如:(1)Your pen writes as *** oothly as mine.你的钢笔书写起来和我的一样流畅。(2)This film is as interesting as that one.这部电影和那部电影一样有趣。其否定式为not as/so+adj./adv.+as。例如:This dictionary is not as/so useful as you think.这本字典不如你想象的那样有用。若有修饰成分,如twice,three times,half,a quarter等,则须置于之一个as之前。例如:Your bag is twice as expensive as mine.你的袋子比我的贵一倍。2、as引导时间状语从句此时,as译作“当……时候”,可以放在主句之前,也可以放在主句之后。例如:He *** iled as he said goodbye to me.他向我道别时微笑了一下。As she was walking in the park,she heard a girl singing.她在公园里散步时,听到一位女孩在唱歌。I sang an English song as I went along the river.我边沿河边走边唱英文歌。用作连词引导原因状语从句as,because,since都可以表示因果关系,连接原因状语从句,含义是"因为,由于",但它们有区别:because表示的语气最强;as一般放在句首,语气较弱,较口语化;since常常用在书面语中,表示多为对方已知的、或稍加分析便可得知的原因,有时可译作"既然"。例如:(1)He will succeed because he is in earnest.他一定会成功,因为他很认真。(2)Since you are so sure of it he”ll believe you.既然你对此如此有把握,他会相信你的。(3)As rain has fallen,the air is cooler.因为下过雨,空气比较清爽。4、as引导让步状语从句此时,as译作“尽管”。当as引导让步状语从句时,不把as放在从句的开头,而是将充当从句主要成分的形容词、副词、分词、动词原形或不加冠词的单数可数名词置于前面。(1)将表语放在句首,再将as放在表语和主语之间。例如:Child as he is,he knows quite a lot of things.虽然他还是个孩子,但他懂得很多事情。(2)将状语放在句首,再将as放在状语(副词)和主语之间。例如:Much as she likes,she will not take it.尽管非常喜欢它,但她也不会拿走的。(3)将主动词放在句首,再将as放在主动词和主语之间。例如:Try as he did,he didn’t succeed.尽管他努力了,但还是没有成功。二、as作介词的用法as作介词,意思是"作为","以……身份"。例如:He came to China as a tourist five years ago.他五年前以游客的身份来过中国。三、as作副词的用法to the same degree or amount;equally"相同地","同样地"。例如:They don”t have as many airplanes.他们没有同样多的飞机。四、as作关系代词的用法as引导英语从句时,在从句中充当主语、宾语、介词宾语或表语,既可以指人,也可以指物。单独引导定语从句as单独引导定语从句时,先行词可以是一个词,也可以是一个句子或短语。例如:(1)She is late,as is often the case.她迟到了,这是经常的事。(先行词是整个主句)(2)To shut your eyes to facts,as many of you do,is foolish.对事实视而不见--你们好多人都是如此的愚蠢。(先行词是不定式短语)引导定语从句与其他词连用①用于the sameas结构中This is the same book as I read last week.这本书和我上周读的那本是一样的。②用于suchas结构中I don”t like such books as he recommends.我不喜欢他推荐的那些书。③用于"so+adj.+a/an+n.(单数)+as"结构中I am not so strong a man as I was.我已经没有从前那么强壮了。
Q3:as …… as用法总结!谢谢
as+形容词原型+as和……一样as+形容词比较级+as同上as+倍数+形容词比较级+as比……多(少)几倍
Q4:as引导定语从句的用法
1、as用作关系代词和关系副词引导限制性定语从句,并在从句中作主语、宾语、状语或表语,构成the same。2、as多与such 或the same连用,可以代替先行词是人或物的名词。3、as 也可单独使用,引导非限制性定语从句,作用相当于which。4、as引导的非限制性定语从句位置较灵活,可以位于主句前面。中间或后面,一般用逗号与主句隔开,但which所引导的非限制性定语从句只能放在主句之后。as读音:英 [æz , əz] 美 [æz , əz] 释义:像,如同。语法:as用作副词时主要用来表示比较,意思是“像…一样,如同”。可以单独使用,但更多的是用在asas结构中,其中之一个as是副词,其后可接形容词或副词,也可接其他成分,as前可有状语。扩展资料as的近义词:thoughthough读音:英 [ðəʊ] 美 [ðoʊ] 释义:虽然,尽管。语法:though引导让步状语从句时表示一种假设的情况或含有推测的意味,从句的谓语动词可用陈述式,也可用虚拟式,有时为了强调让步的意义,可采用倒装语序。例句:I like him. Though he makes me angry sometimes.我喜欢他,不过他有时惹我生气。
Q5:定语从句中 有关 as的用法 总结一下啊。。。。。拜
关系代词as能引导非限制性定语从句。可放在定语从句句首。还可以引导前置定语从句,代替整个后面的主语,意为“正如……”“正像……”。还可以充当句子的成分作从句的主语,宾语,表语和定语。关系代词as常用于“such…as”,“the same…as”,“as/so…as”等结构中。
Q6:as 引导定语从句的用法!
as引导的定语从句一般需要注意与which引导的定语从句之间的区别。which与as都可以引导定语从句,但它们有许多用法上的区别,现就此简要分析如下:一、which与as引导非限制性定语从句的区别:1.Which只能放在主句后面,而as引导的从句位置相对较灵活,可在前,可在中,也可在后。例如:A) As he realized, I was very useful to him.(在前)B) Air, as we know, is a gas.(在中)C) He was a foreigner,as I know from his accent.(在后)2.在which引导的定语从句中,谓语动词若是am, is, are则这些系动词不能省略;而as后面若是这种情况,则可以省略。例如:A) He is a teacher, as (is) clear from his manner.(is可以省略)B) He said he had never seen her before, which was not true.(was不可省略)3.当which引导的从句在意义上近乎并列关系时,可以用and this,and that代替,意思是“这件事”例如:A) He changed his mind, which(and this, and that)made me very angry.他改变了主意,这使我很生气。B) She has married again, which(=and this, and that)was unexpected.出乎意料的是,她又结婚了。而as主要起与上下文连接的作用,表达说话人的看法、观点,并指出主句内容的出处或根据等,例如:C)Einstein, as we know, is a famous scientist.爱因斯坦,众所周知,是位伟大的科学家。D)As is announced in today’s newspaper, we must improve our style of work.今天的报纸上说,我们必须改进工作作风。4.作主语时,which既可以作系动词be的主语,也可以作实义动词的主语;而这时as 只可以做系动词be的主语。例如:A) He married her, which was natural.(可用as代替which)他和她结婚,这是很自然的事。B) He won a/the Nobel Prize in chemistry, which made him illustrious. (不可用as 代替which)他获得了诺贝尔化学奖,这使他名扬天下。5.当定语从句位于主句之后,纯粹表示主句所述内容,不带有“如……那样”的意思时,往往用which,而不用as。例如:A) They were invited to the state banquet, which(as)was a great honor to them.他们被邀请参加国宴,这对他们来说是莫大的荣幸。B) We had to sleep in our wet clothes, which was most uncomfortable.我们不得 *** 着湿衣服睡觉,这简直太不舒服了。C) Mummy always treats me just like a baby, which I can’t bear.妈妈老把我当成小孩对待,这让我无法忍受。6.当定语从句有“如同……那样”含义时,用as比用which更常见,而这些从句几乎成为固定说法。例如:A) Things will turn out contrary to one’s wishes, as is often the case.事与愿违,这是常用的事。B) As was natural, this inordinate hope was followed by an excessive depression.这种过分希望之后,接着是极度的沮丧,是很自然的事。C) Chaucer is buried in “poet’s Corner”,as might have been expected.正如人们已经预料的,乔叟被葬在“诗人角”。D) The material is elastic, as is shown in the figure.这种霉烂有弹性,如图所示。E) As we know(众所周知)F) As has been said above/before(正如前文所述)G) As has been pointed out(正如已经指出的)H) As might be imagined(可以想象得到)7.当定语从句的关系代词指的是先行词本身时,只能用which。例如:A) These apple trees, which I planted three years ago, have not borne any fruit.这些苹果树是我三年前种下的,没结出任何果实。B) The Thames, which is now clean enough to swim in, was polluted for over a hundred years.泰晤士河,现在已经干净,可以在里面游泳,它曾被污染了一百多年。8.带介词的典型的定语从句,必须用which,不能用as。例如:A) There is a great deal of oxygen around us, without which we could not live.我们周围有许多氧气,没有它我们就无法生存。B) The shed in our garden, in which we often played, has lasted for a long time.我们经常玩耍的花园里的那个棚子,已经有很长时间了。二、引导限制定语从句时which与as的区别:1.先行词如为表示物的名词或代词,在从句中又做介词的宾语时,只能用which。例如:This is the pan in which I boiled the milk.这就是我煮牛奶的锅。2.前面有as时,引导定语从句的关系代词用as,不用which。例如:There are as many dictionaries as are needed.所需要的字典都有了。3.前面有such时,引导定语从句的关系代词用as,不用which。1)Such women as know Tom thought he was charming.认识汤姆的女人都认为他很迷人。2)I have never heard such stories as he tells.他讲的那些故事我从没有听过。3)He is not such a man as I expected.他不是我期望的那种人。1. 前面有the same时,引导定语从句的关系代词用as而不用which。例如:1)We are facing the same problems as we did years ago.我们现面临着和多年以前同样的困难。2)This is the same wallet as I lost.这只钱夹子与我丢失的那只相同。3)I have the same trouble as you have.我和你有着同样的困难。总之,which与as引导定语从句的区别要在实践中多体会,体会多了,才能正确运用。
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