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introduce用法

introduce用法
introduce用法

介词的用法

(一)介词概述 介词是一种虚词,在句子中不单独作任何句子成分。它是一种表示名词和句中其他词之间关系的词。它常和名词、动词、形容词等搭配,构成固定短语,表示不同意思。介词还可以与名词构成介词短语,表示方位、方向、时间、地点、方式、原因等。这些介词短语在句中可充当定语、状语、补语等。2000—2005年的中考中主要考了形容词与介词的搭配:如:be famous for;表示时间的介词,如:at night;动词与介词的搭配,如:arrive in/have dinner with sb.;表示方式、手段的介词,如:by phone/in English. (二)基础知识梳理 1.名词与介词的搭配 a bit of有一点儿 a couple of两个、几个 a kind of一种、一类cover an area of占地面积 have pity on sb.怜悯某人huge amounts of大量的 make friends with与……交朋友make fun of拿……开玩笑 meet the needs of迎合……的需要one after another一个接一个;连续地 play a trick on捉弄the week after next下下周 2.动词与介词的搭配 agree with sb.同意某人的意见apologize to sb. for sth.为某事向某人道歉arrive at/in a place到达某地ask for请求、寻求 be covered with被……所覆盖be made of由……制成 be made up of由……组成belong to属于 break into破门而人、闯入 call on拜访 care for照顾、喜欢carry out执行 check in办理登机come across被理解;遇见 come from出生于、来自come on跟我来、走吧

常见介词用法

常见介词用法: 1)at,in,on在……范围 at (1)表示在小地方; (2)表示“在……附近,旁边” in (1)表示在大地方; (2)表示“在…范围之内”。 on 表示毗邻,接壤 to 表示在……范围外,不强调是否接壤 He arrived at the station at ten. He is sitting at the desk. He arrived in Shanghai yesterday. Jiangsu lies in the east of China. Russia live on the north of China. Fujian is to the south of Jiangsu Province. 2)above, over, on 在……上 above 指在……上方,不强 调是否垂直,与below相 对; over指垂直的上方,与 under相对,但over与物体 有一定的空间,不直接接 触。 on表示某物体上面并与之 接触。 The bird is flying above my head. There is a bridge over the river. He put his watch on the 3)below, under 在……下 面 under表示在…正下方 below表示在……下,不一 定在正下方 There is a cat under the table. Please write your name below the line. 介词短语组织形式及实例: 一、介词+名词形式 第一组 by accident 偶然 on account of 因为,由于 in addition 另外 in addition to 除…… 之 外 in the air 在流行中,在传 播中 on (the/an) average 平 均,一般来说 on the basis of 根据, 在…… 的基础上 at (the) best 充其量,至多 for the better 好转,改善 on board 在船( 车、飞 机) 上 out of breath 喘不过气来 on business 因公,因事

introduce的现在分词

introduce的现在分词 introduce的现在分词现在分词: introducing v.提出( introduce的现在分词 ); 介绍; 引进; 作为…的开头 用作名词 the project of introducing the assembly has gone by the board. 引进该流水线计划失败了。 avoid introducing or transporting non-native species. 避免引进非本土的物种。 introduce的用法vt. 介绍;引进;采用;提出;提倡;放入用作及物动词 she introduced me to her friend. 她把我介绍给她的朋友。 excuse me, may i take the opportunity to introduce myself as an interpreter? 作为译员,我可以冒昧自我介绍一下吗? introduce new ideas into a business. 引进新观念于一事业。 and it must introduce democratic reforms. 而且必须引进民主改革。

we will introduce legal safeguards against fraud. 我们要采取法律保护措施,制止诈骗活动。 he introduced a motion to the congress. 他向国会提交了一份议案。 分词的两个基本特点 1. 在时间上 表示动作正在进行。例如: a developing country. 一个发展中的国家, boiling water 沸水, rising sun 冉冉升起的太阳。(试比较: a developed country 一个发达国家, boiled water 沸水, risen sun升起的太阳) 2. 在语态上 表示主动。例如:the ruling class 统治阶级, the exploiting class 剥削阶级。(试比较: the ruled class 被统治阶级, the exploited class被剥削阶级)

初中英语代词用法全解及练习

1、人称代词顺口溜:人称代词有两类,一类主格一类宾;主格代词本领大,一切动作由它发;宾格代词不动脑,介动之后跟着跑。 2、物主代词顺口溜:物主代词不示弱,带着‘白勺’来捣乱;形容词性物主代,抓住名词不放松; 人称代词的用法 1、人称代词的主格在句子中作主语或主语补语。一般在句首,动词前。 例如:John waited a while but eventually he went home. 约翰等了一会儿,最后他回家了。 John hoped the passenger would be Mary and indeed it was she. 约翰希望那位乘客是玛丽,还真是她。 说明:在复合句中,如果主句和从句主语相同,代词主语要用在从句中,名词主语用在主句中。在电话用语中常用主格。 例如:When he arrived, John went straight to the bank. 约翰一到就直接去银行了。 I wish to speak to Mary. This is she. 我想和玛丽通话,我就是玛丽。 2、人称代词的宾格在句中作宾语或表语,在动词或介词后。 例如:Do you know him(作宾语) 你认识他吗 Who is knocking at the doorIt’s me. (作表语) 是谁在敲门是我。 说明:单独使用的人称代词通常用宾格,即使它代表主语时也是如此。 例如: I like English. Me too. 我喜欢英语。我也喜欢。 3、注意:在动词be 或to be 后的人称代词视其前面的名词或代词而定。 例如:I thought it was she. 我以为是她。(主格----主格) I thought it to be her. (宾格----宾格) I was taken to be she. 我被当成了她。(主格----主格) They took me to be her. 他们把我当成了她。 (宾格----宾格) 4、人称代词并列时的排列顺序 1)单数人称代词并列作主语时,其顺序为: 第二人称→第三人称→第一人称 即you and I he/she/it and I you, he/she/it and I 顺口溜:第一人称最谦虚,但若错误责任担,第一人称学当先。 例如:It was I and John that made her angry. 2)复数人称代词作主语时,其顺序为: 第一人称→第二人称→第三人称 即we and you you and they we, you and they

encourage的用法和短语例句

encourage的用法和短语例句 encourage有鼓励;促进;支持等意思,那么你知道encourage 的用法吗?下面跟着小编一起来学习关于encourage的用法和短语例句吧,希望对大家的学习有所帮助! encourage的用法encourage的用法1:company在表示同伴,朋友,客人的意思时,主要指想法相似,但没有深交的同伴朋友。作此解时,是不可数名词,常用于人数比较多的场合,还可表示交际,交往,陪伴。 encourage的用法2:company表示一群,一队,一伙时,用作可数名词,往往有强烈的贬义。 encourage的用法3:company作公司,商号解时,属可数集合名词。表示某公司时,可用单数也可用复数,用单数表示一个公司整体,用复数强调各个成员。 encourage的用法4:company用作名称时,前面可用一个姓,也可用两、三个姓。 encourage的常用短语用作名词(n.) a company of fall into company with for company in company (with)

in the company of inflict ones company upon keep company keep company with part company encourage相关词汇辨析encourage,inspire,excite,stimulate encourage 指提高某人情绪,增强战胜困难,实现目标的信心和勇气。 inspire 通常指鼓起勇气,充满信心和希望。 excite 主要指某人的言行或其它外界因素使他人变得兴奋或感情冲动,多用被动态。 stimulate 尤指人或物因外界因素而受到刺激,使人振作起来或增强做某事的信心和勇气。 encourage的用法例句 1. The idea is to encourage people to get to know their neighbours. 其目的是促使人们结识邻居。 2. How can faculty improve their teaching so as to encourage creativity? 教师们如何才能改进教学以激发创造性呢? 3. The papersprice rise will encourage readers to desert in even greater numbers.

英语短语用法

1、more and more该词组被评为中国恶俗词组榜第一!!可以用a growing number of.. 2、inevitable。。不可避免。。 3、should/would/could/may/might;为什么要用这个5个词?首先,语气比较委婉,不会很肯定,显的谦虚;其次,可以不考虑动词的形式;所以这五个词被称为最贱的词。。 4、physically beneficial身体健康;副词+形容词的表达方式,比较好看,接下来也会有举例; 5、worldwide/globly/internationally famous 举世闻名 6、科技类作文;科技发展。。outline FOR(赞同): Convenient&efficient 方便、高效 Enrich lifestyle 丰富生活 Environmentlly friendly(副词修饰形容词)绿色环保 AGAINST(反对): Physically harmful/detrimental 危害健康 Negative impact on the youth 危害青少年 Insecurity of information 信息不安全 7、开头方法一: Background Con troversy (2 different/opposite ideas) As/Being a controversial issue,。。。。。作为有争议的问题。。。。 Now days,the issue on。。。is highly debatable,and ideas vary from person to person。不同的人有不同的观点。(不要用different people 。。。。) Some would claim 。。。。,while some others may suggest。。。一些人认为。。另一些人认为。。Some would claim。。。,while the idea。。。is still held by some others。Idea倒装,句子更好看。不能用some。。the other。。这样只有两种可能性,太绝对。。 8、5个常用单词的替代 F Think → claim / suggest / believe / advocate / maintain / suppose F Good → beneficial / profitable / helpful / sound / decent / positive F Bad → harmful / detrimental / hazardous / negative F Advantage → merit / virtue / benefit / profit / pro F Disadvantage → demerit / drawback / flaw / shortcoming / con / cost 9、few 0-1 几乎没有 A few 一些,不多<5 Several 若干<10 10、赞成某个观点。。As for me,I side with the fomer/latter 中立观点。。As far as I am concerned,I believe both views have their own merits and con coexit 11、like a double-edged sword 双刃剑 12、。。。。can be neither absolutely perfect nor purely harmful 13、末段(总结) All in all/to conclude/in conclusion/in general/ to sum up F When all the above-mentioned factors are taken into consideration, a conclusion could be drawn that … (主要用来凑字数) 14、On one hand,。。。。contribute greatly to。。。 On the other hand/On the contrary/ 15、in contrast,the demerits of。。。。can not be ignored.

介词in的用法

介词in的用法 in是介词,后面必须接名词,代词或者动名词,即doing 一、表示时间,意为“在…时期,在…之后,在过程中” 1.in表示年、月、季节、世纪、时代等。如:in the eighties(在八十年代),in spring(在春季) It often rains here in summer.夏天这里常常下雨。 He was born in1992.他生于1992年。 【注意】(1)当与morning/evening/afternoon连用时,需与定冠词“the”连用。如: Don't watch TV too much in the evening.晚上看电视不要太多 (2)当表示“在某年代或世纪”时,也必须加定冠词”the“。如: Great changes took place in the twentieth century.20世纪发生了巨大变化 2.介词in+一段时间,一般用于一般将来时。如: I’ll come back in five minutes.我5分钟后就回来(以现在时间为起点,表示从现在起多久以后) We’ll go to school in two weeks.我们两周后去学校 二、表地点、位置、范围、空间,意为“在…里面;在,于;在…部位上” 1.In表示地点时,后面一般接大地点,如in London,in Beijing Glasgow is in Scotland.格拉斯哥在苏格兰 2.in表示空间位置时,表示“在…范围之内”。 The ball is in the box.球在盒子里 Shanghai is in the east of China.上海在中国的东方 【注意】表地点,介词on,to,at也较常见,具体区别可参见:介词at/in/on/to表示地点时的区别 三、表示状态、情况。意为”处于……情况,在……之中”,如in high spirits(兴高采烈),in debt债务重重 The jok is in poor state.这个笑话处在尴尬的情况中(言外之意是:这个笑话一点不好笑) My mother is in good health我的母亲身体很好 The house was in ruins.这房屋成了废墟 四、表示手段,方法,材料,意为“以…(方式),用…(语言),用……材料” They paid in cash.他们用现金支付 They talked in English.他们用英语交谈。 Please write in pencil,not in ink.请用铅笔写,不要用钢笔写。 The letter was written in French.信是用法文写的。 【注意】(1)in表示材料时,前面不用冠词,如draw in pencial,而with指用工具时,一定要加冠词,如draw with a pencial. (2)介词of和form也可以表示材料,of表示成品时仍可看出原材料,from表示成品时已看不出原材料,in则强调用材料,如: This box is made of paper这个盒子是用纸做的 Wine is made from grapes葡萄酒是用葡萄酿造的 Fill in the form in black color pen请用黑色水笔填写表格

英语中各类词的用法

英语中各种词的用法 介词是一种用来表示词与词, 词与句之间的关系的词。在句中不能单独作句字成分。介词后面一般有名词代词或相当于名词的其他词类,短语或从句作它的宾语。介词和它的宾语构成介词词组,在句中作主语, 状语,表语,补语或介词宾语。例如: Most of the students went to the classroom. 大部分学生去了教室。 We play basketball on the sports ground. 我们在操场上打蓝球。 介词常与动词,形容词,名词一起构成固定搭配。 belong to 属于rely on 依靠 talk to 同...谈话be afraid of 害怕 be strict with对...严格 介词一般放在名词之前。但它后面的介词宾语是疑问代词,疑问副词或者关系代词时,这些词提到了前面而只剩下介词在后了。 Where do you come from? 你是哪儿人? Who are you talking to? 你在跟谁谈话呢? What do you study for? 你为了什么而学习? 介词在英语词汇中所占比例很小,但它们的用法却非常灵活,复杂。以下是一个例子: about 关于,附近,大约,周围,随身. I have bought a book about Shakespearean. 我买了一本有关莎士比亚的书。 1. WITH (1)v+with (a) v+with begin, mix, agree, deal, fight, meet, play, quarrel, do, fool, reason, correspond, comply, settle. (b) v + sth (sb) + with + sth (sb) compare, provide, supply, feed, replace, combine, equip, furnish,

how to introduce people and your hometown

1. How to introduce people Hello / morning/ afternoon, everyone/guys/boys and girls/buddies/kids, I'm Elite, very happy to meet you here. I'm from Huizhou and my major is Mathematics and Applied Mathematics. I like reading and travelling. Now allow me to introduce my group members to you. There are five members in my group. Look, on my right hand, a girl in pink sitting in the back is ...She is from...she majors in ....she likes to ... the two boys sitting next to her are...and.... They are classmates. They both like basketball. The two girls sitting before them are... A.greetings B.introduction: description:location,appearance (age, tall, slender, color, hair, glasses, eyes), future plan. frequent: hometown, major/job, hobbies, pets. infrequent: character,(soft, sweet, nice, ) 2.How to describe people A. appearance: Sentence structure: She has… She is… The most impressive thing about him/her is… One can easily notice/recognize him/her… at the first glance. She is as+ adj.+ B. Sample sentences eg. She is of medium height and slightly plumpish. She is rather tall, with sloping shoulders and a slender waist. He is forty years old, rather short and skinny, and has a thin moustache and even thinner hair on his head. The suspect was a white male, approximately six feet tall with a medium build. His complexion was fair and he wore a moustache. He looked young, perhaps between 20 and 25 years of age. 3.口语模板

英语人称代词的用法

v1.0 可编辑可修改 代词的用法 作者:周刚

人称/物主/指示代词 第一人称第二人称第三人称 单数复数单数复数单数复数 人称代词主格 I we you you he she it they 宾格 me us you you him her it them 物主代词形容词 性 my our your your his her its their 名词性mine ours yours yours his hers its theirs I. 人称代词:人称代词又分为主格和宾格形式.主格通常做主语。宾格通常做动词或介词的宾语. Eg: a. I’m a nurse. b.Could you help me c.Mum often takes us to the park on Sunday. d.It’s a cat. We call it “ Mimi.” e.Who knows him f.They are going to the cinema with her. II. 物主代词又分为形容词性的物主代词和名词性的物主代词. 形容词性的物主代词:相当于形容词,后面要跟名词,指定名词的所属对象. 名词性的物主代词:相当于一个名词,必须单独使用,后面不能再跟名词. Eg: a. Your school is small, mine is big.(=my book) b. This is not your pen. Yours is on the desk.(=your pen) c. whose book is that It’s hers. (=her book) d. Their classroom is on the second floor. Ours is on the third floor.(=our classroom) e. Her bike is black. His is grey. Mine is blue.(=his bike, my bike) aren’t our books. Ours are on the floor. Those books are their.(=our /their books ) *人称代词划线,常用who (宾格可用whom)提问.物主代词划线常用 whose提问。

introduce的用法总结

introduce的用法总结 今天给大家带来introduce的用法,我们一起来学习吧,下面就和大家分享,来欣赏一下吧。 introduce的用法 introduce作动词,意思是把…介绍(给),引见,(自我)介绍,主持(节目),介绍(讲演者或演员),使初次了解,使尝试。用法如introduce sb to sth。 introduce用法 1、~ A (to B) | ~ A and B | ~ yourself (to sb) 把…介绍(给);引见;(自我)介绍 Can I introduce my wife? 我来介绍一下我的妻子。 2、主持(节目);介绍(讲演者或演员) The next programme will be introduced by Mary David. 下一个节目由玛丽?戴维主持。

3、~ sb to sth | ~ sth (to sb) 使初次了解;使尝试 The first lecture introduces students to the main topics of the course. 第一堂课是让学生了解这门课的主要内容。 4、~ sth (into/to sth) 推行;实施;采用 5、~ sth (to/into sth) 引进(动物或植物);传入(疾病) Vegetation patterns changed when goats were introduced to the island. 自从引进山羊之后,这个岛上的植被模式改变了。 6、作为(新事物)的开头;使开始;创始 Bands from London introduced the craze for this kind of music. 伦敦的乐队引发了对这种音乐的狂热。 7、将(法案)提交讨论 to introduce a bill (before Parliament)

英语一般将来时的用法大全附答案

英语一般将来时的用法大全附答案 一、初中英语一般将来时 1.— Do you know when he tomorrow? — Don't worry. I think as soon as he , he will give you a call. A. will come; will come B. will come; comes C. comes; will come D. comes; comes 【答案】 B 【解析】【分析】这是一道考查一般将来时以及as soon as 结构使用的题目。 句意:你知道他明天什么时候来吗?不用担心,我认为他来了,他会给你打电话的。由tomorrow知第一句为一般将来时,故第一个空填will come 形式;as soon as 引导时间状语从句,主句用一般将来时,从句用一般现在时表一般将来时,故第二个空填comes。故选B。 【点评】本题考查一般将来时,以及as soon as结构的用法,在平时学习中要充分掌握时态,以及常见的引导时间状语从句的短语的用法。 2.-- Tommy, do you know if they _____ to the zoo this Sunday if it _____? -- Sorry, I have no idea. A. will go; is fine B. go; is fine C. will go; is going to be fine D. go; will be fine 【答案】 A 【解析】【分析】句意:——Tommy,你知道这个星期天如果晴天他们是否去动物园吗?——对不起,我不知道。第一个空前的if引导宾语从句,意思是“是否”,根据从句的tomorrow可知用一般将来时;第二个空前的if引导条件状语从句,意思是“如果”,从句中用一般现在时表示将来,故选A。 【点评】考查动词的时态。 3.If you go to bed earlier, you tired in the morning. A. will feel B. don't feel C. won't feel D. didn't feel 【答案】 C 【解析】【分析】句意:如果你上床睡觉早些,在早上你就不会感觉到累了。此题考查if 引导的条件状语从句,主句一般将来时,从句用一般现在时。根据句意,故选C。 【点评】考查动词时态。掌握主将从现的句子结构。

英语逗号的用法

Rule 1.To avoid confusion, use commas to separate words and word groups with a series of three or more. Example:My $10million estate is to be split among my husband, daughter, son, and nephew. Omitting the comma after son would indicate that the son and nephew would have to split one-third of the estate. Rule https://www.wendangku.net/doc/0c158954.html,e a comma to separate two adjectives when the word and can be inserted between them. Examples:He is a strong, healthy man. We stayed at an expensive summer resort. You would not say expensive and summer resort, so no comma. Rule https://www.wendangku.net/doc/0c158954.html,e a comma when an -ly adjective is used with other adjectives. NOTE:To test whether an -ly word is an adjective, see if it can be used alone with the noun. If it can, use the comma. Examples:Felix was a lonely, young boy. I get headaches in brightly lit rooms.Brightly is not an adjective because it cannot be used alone with rooms; therefore, no comma is used between brightly and lit. Rule https://www.wendangku.net/doc/0c158954.html,e commas before or surrounding the name or title of a person directly addressed. Examples:Will you, Aisha, do that assignment for me? Yes, Doctor, I will. NOTE:Capitalize a title when directly addressing

Introduce yourself 教案

Introduce yourself 教案学生:初中 教学目标: 1.用简单的英语向大家介绍自己,并且将自己的朋友介绍给全体同学 2.通过学生制作名卡或桌卡来提高学生学习英语的兴趣,体现英语的实用性 3.通过以上任务活动,掌握形容词性物主代词的用法及其与人称代词的主格的区别,了解一些常用的介绍性词汇,短语,可以用英语作简单的介绍。 4.德育目标:热爱班集体,团结同学。 教学重点和难点 1.形容词性物主代词的用法 2.在任务活动中掌握you和your,he和his, she和her 的用法 3.重点句型 (斜体字为扩展句子): Hi / Hello! Good morning / afternoon / evening. How are you? Fine, thank you! / Very well / So-so /All right. What’s your name?My name is … / I’m … What’s his/ her name?His/Her name is … I’m from…/I come from… I like …/ I always do… when I am free. I want to do …most at this moment. /I want to be…in the future. She/he is …, she looks like , she has…

教学设计 1、老师首先向学生做一个自我介绍,将名字写在黑板上: My name is …, My first name is…, My last name is …同时介绍一下名字的意义,然后学生就近结组,进行自我介 绍。例如:一个学生叫徐烨,他说:My name is Xu Ye. Ye means light;一个叫王 超的学生介绍说: My name is Wang Chao. Chao means Superman。这个任务能够激起 学生学习英语的兴趣,同时扩大词汇量。然后由老师抽,或自告奋勇一组到两组演 示,(实在没有人的话,就叫一人与老师搭档)。(8-10min) 2、展示一些常用的English names. 比如:Ann, Bill, David, John, Bush, Tom, Kate, Helen. 布置任务,如果没有英语名字,给自己取一个英语名字,并且要有意义。() 3、介绍简单介绍的结构: Hello, everyone. My name is …I’m … years old. I’m from… I like … (playing games/reading books/watching TV/talking with people…) I want to be (a teacher/doctor/scientist/soldier/businessman/…). But now I want (to learn well/ save people/help people) 让学生按照格式,也可自己组织,在下面练习,点名起来尝试。.(task 2,3 10-15min) 4、语法(20min) 5、Introduce another classmate in your group, let another student to guess.(5 min)

初中英语代词的用法

初中英语代词的用法 疑问代词的用法 1)疑问代词在句中起名词词组的作用,用来构成疑问句。疑问代词有下列几个: 指人:who,whom,whose 指物:what 既可指人又可指物:which 2)疑问代词在句中应位于谓语动词之前,没有性和数的变化,除who之外也没有格的变化。what,which,whose还可作限定词。试比较: 疑问代词:Whose are these books on the desk? 桌上的书是谁的? What was the directional flow of U. S. territorial expansion? 美国的领土扩张是朝哪个方向的? 限定词:Whose books are these on the desk? 桌上的书是谁的? What events led to most of the east of the Mississippi River becoming part of the United States?哪些事件使密西西比河以东的大部分土地归属于美国? 说明1: 无论是做疑问代词还是限定词,which 和what 所指的范围不同。what所指的范围是无限的,而which则指在一定的范围内,例如: Which girls do you like best? 你喜欢哪几个姑娘? What girls do you like best? 你喜欢什么样的姑娘? 说明2: Whom是who的宾格,在书面语中,它作动词宾语或介词宾语,在口语中作宾语时,可用who代替,但在介词后只能用whom,例如: Who(m)did you meet on the street? 你在街上遇到了谁?(作动词宾语) Who(m)are you taking the book to? 你要把这书带给谁?(作介词宾语,置句首) To whom did you speak on the campus? 你在校园里和谁讲话了?(作介词宾语,置介词后,不能用who取代。)

英语代词的用法全归纳

英语代词的用法全归纳 一、定义与分类 代词是代替名词及起名词作用的短语或句子的词。代词根据其意思和用法可分为人称代词、物主代词、反身代词、指示代词、相互代词、疑问代词、连接代词、关系代词、不定代词九类。综观历年高考情况,在这九类代词中,不定代词一直是高考英语的重点。 二:人称代词,物主代词,反身代词用法概述 这三种代词都有人称(一、二、三人称)的变化、数(单、复数)的变化,以及性(阴性、阳性、中性)的变化。其中,人称代词除了这三种变化外,还有格(主格、宾格)的变化。 物主代词又包括两种形式:形容词性物主代词和名词性物主代词。特别注意:形容词性物主代词its没有相应的名词性物主代词。 这三种代词的形式变化表如下:

三、人称代词的用法 1) 定义:人称代词是用来指代人、动物或事物的代词。它必须在人称(第一人称、第二人称、及第三人称)、数(单数、复数)以及性(阴性、阳性、中性)三方面与被指代的名词一致。 如:I am a student. Tom is a boy, and heis a student. Mary is very pretty, and she likes singing. The boys are students, and they are in the room. The doy is small. It is Tom's. 2) 人称代词的句法功能 A) 人称代词有主格和宾语之分:主格用作主语,宾格用作宾语。 B) 人称代词的主格形式在在句中作主语和表语。 如: Ilike music(主语). She is a teacher.(主语) She and I are good friends(主语). Neither she nor I am student. ——I saw the boys this morning. ——Are you sure it was they(表语)? It might have been she. C) 人称代词的宾格在句子作动词的宾语,或者介词的宾语。

介词的用法

介词(preposition):也叫前置词。在英语里,它的搭配能力最强。但不能单独做句子成分需和名词或代词(或相当于名词的其他词类、短语及从句)构成介词短语,才能在句中充当成分。 介词的种类: (1)简单介词:about, across, after, against, among, around, at, before, behind, below, beside, but, by, down, during, for, from, in, of, on, over, near, round, since, to, under, up, with等等。 (2)合成介词:inside, into, outside, throughout, upon, without, within (3)短语介词:according to, along with, apart from, because of, in front of, in spite of, instead of, owing to, up to, with reguard to (4)分词介词:considering, reguarding, including, concerning 某些介词的意义与用法区别 1. at, on, in(表时间) : at表示时间的一点;in表示一个时期;on表示特殊日子 A. at后常接几点几分,天明,中午,日出,日落,开始等。如: at five o’clock(五点),at down (黎明),at daybreak (天亮),at sunrise (日出), at noon (中午),at sunset (日落),at midnight (半夜),at the beginning of the month (月初), at that time (那时),at that moment (那会儿),at this time of day (在一天的这个时候)。 B. in后常接年,月,日期,上午,下午,晚上,白天,季节,世纪等。如: in 2006(2006年),in May,2004 (2004年五月),in the morning (早晨/上午),in the afternoon (下午),in the evening (晚上),in the night (夜晚),in the daytime (白天),in the 21st century (21世纪),in three days (weeks/month)三天(周/个月),in a week (一周),in spring (春季)。 ** C. on后跟某日,星期几,某日的朝夕,节日等,即具体某一天极其早\中、晚. on Sunday (星期日),on a warm morning in April (四月的一个温暖的上午),on a December night (12月的一个夜晚),on that afternoon (那天下午),on the following night (下一个晚上),on Christmas afternoon (圣诞节下午),on October 1,1949 (1949年10月1日),on New Year’s Day. (特别提示): 在last, next, this, that, some, every 等词之前一律不用介词 2. between, among(表位置) “在…..之间” A. between仅用于二者之间,但说三者或三者以上中的每两个之间的相互关系时,也可用 between, 如 I’m sitting between Tom and Alice. The village lies between three hills. B. among用于三者或三者以上之间。如: He is the best among the students. 3. beside, besides, except beside意为"在…旁边",He sat beside me.

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