as的具体使用方法、及词组
- 格式:ppt
- 大小:569.50 KB
- 文档页数:17
1、as 句型:(1) as引导方式状语从句句型:“按照……;正如……”正如(像) 你们国家一样,我们北方种植小麦,南方种植水稻。
(2) as+形容词/副词原级+(a /an)+名词+as ;否定式:not as/so --- as他和他姐姐一样是位优秀的运动员。
(3) such + n. + as to do 如此……以致于……她是一个如此的一个笨蛋以致相信了他所说的话。
(4) so + adj./adv. + as to do sth 如此……以致于……他是如此的强壮以致于能提起那重箱子。
(5) such --- as--- 象……之类的…… (接名词或定语从句)他希望成为一个像雷锋这样的人。
(6) the same +名词+as 和……一样的…… (接名词或定语从句)他不是从前的那样子了。
(7) as 引导非限制性定语从句众所周知,知识就是力量。
(8)引导时间状语从句。
与while意义相近随着我们长大,我们也变得越来越聪明。
(9) 引导原因状语从句,与because的用法相近因为越来越迟了,所以我们不久就回来了。
(10) 引导让步状语从句尽管他是一个小孩,但他对科学了解得很多。
2、prefer 句型:(1) prefer to do sth我宁愿呆在家里。
(2) prefer doing sth我喜欢打防守。
(3) prefer sb to do sth你愿意我留下来吗?(4) prefer to do sth rather than do sth ……宁愿…...而不愿.…".我宁愿呆在家里而不愿出去.(5) prefer doing sth to doing sth我喜欢看篮球,不喜欢打篮球。
(6) prefer sth to sth我要茶不要咖啡。
3、when 句型:(1) be doing sth ---- when ---他正笑着的时候门突然开了,他妻子走了进来。
(2) be about to do sth --- when ---我们刚要出发,天就开始下雨了。
as的六种用法及例句
“as”有多种词性和用法,以下是“as”的六种用法及例句:
- 做连词,固定搭配“as……as”,意思是“和……一样”。
例如:My sister is as tall as me. 我姐姐和我一样高。
- 做连词,引导时间状语从句,意思是“当……的时候”。
例如:My mother was cooking fish as I arrived home. 我到家的时候,我妈妈正在做鱼。
- 做连词,引导原因状语从句,意思是“因为”。
例如:As rain has fallen, the air is cooler. 因为下过雨,所以空气比较凉爽。
- 做连词,引导让步状语从句,意思是“虽然,尽管”。
例如: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。
- 做关系代词,引导定语从句。
例如:This is the same game as I played yesterday. 这和我昨天玩的游戏一样。
- 做介词,意思是“作为”。
例如: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。
AS用法总结AS是一个非常常见且灵活的词汇,它可以作为不同词类的词语,并且在不同语境下具有多种含义。
本文将总结AS的常见用法,包括名词、动词、形容词和副词等方面。
一、AS作为名词1.作为测量单位:AS可表示亚秒(attosecond)的时间单位。
例如:“这个实验需要更高的时空分辨率,我们需要将时间精确到AS级别。
”2.作为首字母缩写:AS可以代表不同的组织、机构或领域的缩写。
例如:“AS指的是‘亚式风格’吗?”、“他是美国社交学会(American Sociological Association)的成员。
”3.作为力学度量单位:AS还可以作为斯特兰德(stiel)的单位。
例如:“一个斯特兰德等于每秒1AS的速度平方。
”二、AS作为动词1.作为连接词:AS可作为从属连词(subordinating conjunction),引导一个时间、原因、条件等的从句。
例如:“他们走出房间,就像没事发生一样。
”、“请告诉他,只要按时完成任务,他会得到奖励。
”2.作为比较级:AS可表示程度的比较,意味着与某个程度相等或与之相符。
例如:“他跑得和一只兔子一样快。
”、“她和她的姐姐一样聪明。
”3.作为转变动作:AS可以表示转变或转换一个状态、行为或性质。
例如:“他总是以高兴的形象出现,却突然AS变得沮丧。
”、“亲吻可以AS沟通感情。
”三、AS作为形容词1.作为修饰词:AS可以作为形容词,表示某人或某物属于某个特定的国家、州或地区。
例如:“她是来自亚洲的学生。
”、“你见过AS风格的建筑吗?”2.作为感叹词:AS可以作为强调词来表达感叹,加强语气。
例如:“AS好极了!”、“你的表演AS棒了!”四、AS作为副词1.作为方式副词:AS可以表示某种方式、程度或程度比较。
例如:“他淡定地坐在椅子上。
”、“她吃得AS饱,都快吐了。
”2.作为时间副词:AS可以用于表示某个动作或事件发生的时间点。
例如:“他AS到达的时候,其他人都已经离开了。
英语辅导报大学版:as 常见用法及测试重点 2004/08/03 15:58 英语辅导报as在英语中是一个比较常见、用法繁多的词,它和其它词的搭配关系也很广泛。
笔者对1995年1月-2003年12月大学英语四级考试19套试题中词汇与语法结构部分进行了分析,发现几乎每套试题中都有1-2个小题测试到as的常见用法。
由此可见,as的用法在四级考试中是不可忽视的语法现象。
as的常见用法如下:1. 由as, as soon as, as often as等引出时间状语从句。
As computers and telecommunication technologies continue to integrate, computer networking and electronic publishing are just successful applications. 随着计算机和电信技术不断结合,计算机网络和电子出版正好得到了成功的应用。
As soon as the experiment was over, we went to the information center. 实验一做完,我们就去信息中心了。
As often as I praised him for his hard work, he kept silent. 每当我表扬他工作勤奋时,他总是默不作声。
2.由as引出原因状语从句。
As he has lived in the United States for years, his spoken English is quite fluent. 因为他在美国居住多年,所以他的英语口语很流利。
3.由as引出让步状语从句,其语序与正常语序有所不同。
Much as I should like to invite you to the meeting, I am afraid you could not come. 虽然我愿意邀请你来参加会议,但我怕你还是不能来。
as …as …句型不表示比较的几种情况■崔长平河南遂平一高(463100)1.“as+原级+as possible”句型,表示“尽量……”、“尽可能……”的意义。
You must speak English as often as possible. 你应尽量常讲英语。
The work must be finished as soon as possible. 此项工作应尽快完成。
2. “as +原级+as one(possibly)can /could ”句型,其意义与上述句型相同。
We’ll try to get there as early as we can. 我们争取尽早到达。
Had Della tried to save as much as she could? 德拉尽量多攒钱吗?3.“as +原级+as +数量词组”句型,表示某人或某事在某方面达到了所指数量的程度,其意义是“……达……”。
Most of them are higher than a man and weigh about two and a half tons each. Some weigh as much as fifteen tons.The Genie stayed in the sea as long as three hundred years.As early as the late 13th century, large fleets of Chinese vessels visited the islands of the South China Sea.4.“as+原级+as any ”句型,表示原级已达到最高级的程度。
I am as glad as anything. He works as hard as anybody.5.“as +原级+as +比喻对象”句型,表示原级已达到最高程度。
as的常见用法as是一个多功能的词语,可以作为介词、副词、连词和代词等不同的词性。
下面是as的常见用法及其相关参考内容。
1. 作为介词时,常表示一种身份、角色或职责。
例如:- As a teacher, it is my responsibility to help students succeed.(作为一名教师,帮助学生成功是我的责任。
)- He served as a judge for many years.(他担任了多年的法官。
)2. 作为副词时,常表示程度或比较。
例如:- He ran as fast as he could.(他尽可能快地跑。
)- The coffee is hot, but not as hot as yesterday.(咖啡很热,但没有昨天那么热。
)3. 作为连词时,常引导让步状语从句。
例如:- She didn't love him, as he had hoped.(她并不爱他,正如他所希望的那样。
)- As hard as it is, we must find a solution.(尽管困难,我们必须找到解决办法。
)4. 作为代词时,常表示“像……一样”或“身为”。
例如:- He loves soccer as much as I do.(他像我一样热爱足球。
)- As a doctor, he sees many patients every day.(作为一名医生,他每天都见很多病人。
)5. 在固定搭配中,as还有其他常见用法,如:- as for(至于): As for the weather, it's supposed to raintomorrow.(至于天气,明天可能会下雨。
)- as well as(和、也): John, as well as his sister, is going on the trip.(约翰和他的妹妹都要去旅行。
As引起的短语在英语中有很重要的地位,在NMET中出现的频率很高,是要求重点掌握的内容。
1. As a matter of fact事实上,其实As a matter of fact, I know nothing about the constructions of the information p roducts. 其实我对这些信息产品的构造一无所知。
2. As a result结果,终于,因此She studied hard. As a result, she made fast progress in the studies.她学习用功。
因此她在学习方面进步很快。
3. As a result(或consequence)of…作为……结果,由于……结果As a result of its rise in temperature the gas expands.由于温度上升,气体就膨胀。
4. as a rule作为一个常规,通常,习以为常As a rule, we keep records on all the experiments so that we may have enough dat a.我们通常总是对所有的实验都作记录,以便得到足够的资料。
5. As a whole作为一个整体(来看)We should analyze the problem as a whole.我们应该把这个问题作为一个整体来分析。
(状语)6. As above如上It has been explained as above.这件事已在上面解释过了。
7. as…as ever像往常一样……She works as hard as ever.她工作一贯努力。
8. as…as possible尽可能地……as soon as possible尽可能早as big as possible尽可能大,越大越好as carefully as possible越仔细越好as far as possible尽可能,尽力9. as before依旧He gave the same answer as before(或as ever).他依然作了相同的答复。
由介词as构成的短语1. as a matter of fact 实际上,事实上;被看作是理所当然的事2. as a result/consequence 结果,因此;as a result of 由于,因为;当做是...的结果3. as a rule 规章,规则;通常,照例; as a general rule 一般说来4. as regards 关于,至于;as follows 如下5. as a whole 总体上,6. as far as I know据我所知,as far as I am concerned 就我而言7. as long as=so long as 只要8. as well as=and 和9. as to=as for 至于,关于10. as such 同样的; 类似的;such as 例如11. as soon as 一…就12. as it were 似乎如此,仿佛是13. as much … as 与…一样14. as nothing 绝不15. as against /as opposed to 与…相比16. as a reaction/response to 由于17. not so much …as…与其说…., 不与说…18. as if=as though 仿佛19. as yet 至今20. as best one can 尽力,竭力由at构成的短语21. at (the) best 充其量,从最好的角度说;at worst 从最坏的角度说22. at all costs 不惜任何代价;at the cost of =at the price of=at the expense of 以…为代价;23. at present 目前; at the moment 此刻24. at hand 在手边,在附近25. at heart 在内心;实质上26. be/feel at home 在家,在国内;感觉自在; be at home in 擅长27. at intervals 不时地,间隔地; 每隔一会儿, 每隔一段距离28. at last 最终,终于;at first 首先29. at least 至少,最低限度;at most 最多30. at length 终于,最后;详细地31. at a loss over 对…困惑,不知所措32. at first sight 乍一看,初看起来;at first glance 乍一看;at the sight of 一看见;at the thought of 一想到,at the mention of 一提到33. at a time 每次,一次;at that time 那时候; at times 有时候34. at no time 在任何时候不,决不35. at one time 同时,曾经,从前曾36. at random 随意地,任意地37. at any rate 无论如何,至少38. at the mercy of 在…面前无助;受….控制39. at risk 处境危险,遭受危险40. at all events 无论如何41. at a competitive advantage/edge 处于竞争的优势42. at one’s back(=supporting or favoring sb.) 支持,维护; have sb. at one ’s back 有…支持, 有…作后台43. at one’s convenience(=where and when it suits one) 在方便的时间或地点;be convenient to/for 对…方便44. at (one’s) ease (=without worry or nervousness) 自在, 不拘束45. (be) at an end (=finished) 结束了;at one’s wits’ end 无法可想, 智穷计尽46. at hand 在手边, 眼前(附近)47. at large(=at liberty, free) 在逃, 逍遥法外; at large(=in general) 一般来说, 大体上; at large(=at full length; with details)详细地48. at one’s leisure 在…有空的时候49. at one’s disposal 由某人做主,由某人支配50. at a venture 碰巧,胡乱地,随意地。
“ as … as …结构”在英语中用法较多,学生在平时的学习中会频繁地接触到此种结构。
有部分学生认为“ as … as… 结构”中只能出现形容词或副词并且认为此结构只能用于原级比较,这种认识是单一的。
实际上“ as … as… 结构”经过不同变化可以构成不同的短语和句式,这些短语和句式被灵活地运用于课文和练习中。
如果学生对此结构的用法了解不多,就会在平时的学习中遇到障碍。
为了帮助学生清除障碍,笔者就“ as … as… 结构”的几种用法介绍如下:“as + 形容词或副词原级+ as…” 意为“和……一样”,表示同级的比较,但要注意第一个 as 为副词,第二个 as 为连词。
根据比较对象和性质的不同又可以把此种结构分为三种:(一)“ as … as …结构”用于表示不同人或物同一性质的比较,意为“……和……一样…… " 。
例如:The tree is as tall as the building(is) .这棵树和那栋楼一样高。
注意此结构也常用于形象比喻中: as cool as cucumber 沉着的, as stubborn as a mule 非常顽强的,倔强的, as clear as crystal 非常透明的, as poor as a church mouse 非常贫困的, as busy as a bee 像蜜蜂一样忙碌, as easy as ABC 像 ABC 一样容易, as deep as a well 像井一样深, as light as a feather 像羽毛一样轻, as soft as butter 像黄油一样软。
这些短语生动活泼,浅显易懂,记住这些短语可以提高学生的英语写作和口语能力。
(二)“ as … as …结构”用于表示同一个人或物不同性质的比较,意为“既……又……” 。
例如:This swimming pool is as wide as it is long.这个游泳池宽度和长度相等。
as在定语从句的用法as 在定语从句的用法英语是一种西日耳曼语支,最早被中世纪的英国使用,并因其广阔的殖民地而成为世界使用面积最广的语言。
下面是店铺为大家整理的as 在定语从句的用法,欢迎阅读与收藏。
as 在定语从句的用法1一、as引导定语从句与其它词连用A.用于the same...as...结构中This is the same sickle as I lost yesterday.这把镰刀和我昨天丢的那把一样。
We drove out of the town by the same road as we had entered by.我们沿着进城的同一道路开车出城。
This is the same material as is used in building the bridge.这和建那座桥所用的材料一样。
注意:在这一结构中,as有时可以由that代替。
例如:I live in the same district as /that he lives in.我和他住在同一区。
但两者亦有区别:1.当定语从句省略谓语部分时,要用as。
例如:She uses the same scent as you(do)/that you do.她用的香水和你的一样。
This book of his is the same as yours.他的这本书和你的那本一样。
2.在容易引起歧义时,慎用as和that。
例如:This is the same knife as I lost last week.(一般理解为:这把刀和我上周丢的那把相似。
也可理解为:这是我上周丢的那把刀。
)This is the same knife that I lost last week.这是我上周丢的那把刀。
3.that在现代英语中可作关系副词,而as则不可。
例如:I live in the same district that he lives.(不可用as。