小学英语知识点集锦

小升初英语复习重点 系统语法学习。小升初英语考试中单项选择比例占到15%-30%,同时,在其他各种题型中也都涉及到大量的语法知识。进行系统的语法的学习非常必要。 重点词汇积累。词汇量:一般重点中学的小升初英语考试,都要求学生具有2000到3000的词汇量,而且要求学生能读、能听懂这些单词,甚至要求孩子会拼写。很多孩子认为小升初英语考试卷中的英文奥数题比较难,主要障碍就是很多单词不会,这样扣分之后,跟其他孩子就有差距了。 实际运用能力:知识学到手会用才是关键。 具体 知识点 高中化学知识点免费下载体育概论知识点下载名人传知识点免费下载线性代数知识点汇总下载高中化学知识点免费下载 :第一部分;基础知识1.字母:26个字母的大小写ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz 2.语音:元音的发音五个元音字母:AEIOU 12个单元音:长元音:/ɑ:/,/?:/,/?:/,/i:/,/u:/ 短元音:/?/ /e/ /i/ / ?/ /∧/ /u/ /?/ 3.词汇:词汇量,近反义词4.句子:大小写,标点符号第二部分:语法知识 一.名词:名词单复数,名词的格(一)名词单复数 1.一般情况,直接加-s,如:book-books, bag-bags, cat-cats, bed-beds 2.以s. x. sh. ch结尾,加-es,如:bus-buses, box-boxes, brush-brushes, watch-watches 3.以―辅音字母+y‖结尾,变y为i, 再加-es,如:family-families, strawberry-strawberries 4.以―f 或fe‖结尾,变f或fe为v, 再加-es,如:knife-knives 5.不 规则 编码规则下载淘宝规则下载天猫规则下载麻将竞赛规则pdf麻将竞赛规则pdf 名词复数: man-men, woman-women, policeman-policemen, policewoman-policewomen, mouse-mice child-children, foot-feet, tooth-teeth, fish-fish, people-people, Chinese-Chinese, Japanese-Japanese 不可数名词的复数就是原型:paper, juice, water, milk, rice, tea (二)名词的格 (1) 有生命的东西的名词所有格: a) 单数后加‘s 如: Lucy‘s ruler my father‘s shirt b) 以s 结尾的复数名词后加‘如: his friends‘bags c) 不以s 结尾的复数后加‘s children‘s shoes 并列名词中,如果把‘s加在最后一个名词后, 表 关于同志近三年现实表现材料材料类招标技术评分表图表与交易pdf视力表打印pdf用图表说话 pdf 示共有, 如: Tom and Mike‘s car 汤姆和迈克共有的小汽车 要表示所有物不是共有的,应分别在并列名词后加‘s Tom‘s and Mike‘s cars 汤姆和麦克各自的小汽车 (2)表示无生命东西的名词通常用―of +名词‖来表示所有关系:如: a picture of the classroom a map of China 二.冠词:不定冠词,定冠词种类: (1)不定冠词:a / an (2)元音读音开头的可数名词前用an : an egg / an apple / an orange / an eraser / an answer / an ID card / an alarm clock / an actor / an actress / an e-mail / an address / an event / an example / an opera / an hour an old man / an interesting book / an exciting sport / an action movie / an art lesson / (3)定冠词:the 2. 用法: 定冠词的用法: (1)特指某(些)人或某(些)物:The ruler is on the desk. (2)复述上文提到的人或物:He has a sweater. The sweater is new. (3)谈话双方都知道的人或物:The boys aren‘t at school. (4)在序数词前:John‘s birthday is February the second. (5)用于固定词组中:in the morning / afternoon / evening 不用冠词的情况: (1)专有名词前:China is a big country. (2)名词前有定语:this , that , my , your , some, any , no 等: This is my baseball. (3)复数名词表示一类人和事:Monkeys can‘t swim. They are teachers. (4)在节日,日期,月份,季节前:Today is Christmas Day. It‘s Sunday. (5)一日三餐前:We have breakfast at 6:30. (6)球类棋类运动前:They often play football after class. He plays chess at home. * 但乐器前要用定冠词:I play the guitar very well. (7)学科名称前:My favorite subject is music. (8)在称呼或头衔的名词前:This is Mr Li. (9)固定词组中:at noon at night by bus 三、代词:人称代词,物主代词 人称代词物主代词 主格宾格第一人称单数I(我)me my(我的)复数we(我们)us our(我们的)第二人称单数you(你)you your(你的)复数you(你们)you your(你们的)第三人称 单数he(他)him his(他的)she(她)her her(她的)it(它) it its(它的) 复数 they(他们/她们/它们) them their(他们的/她们的/它们的) 四、形容词,副词:比较级,最高级 (一)、形容词的比较级 1、形容词比较级在句子中的运用:两个事物或人的比较用比较级,比较级后面一般带有单词than。比较级前面可以用more, a little来修饰表示程度。than后的人称代词用主格(口语 中可用宾格)。 2.形容词加er的规则:⑴一般在词尾加er ;⑵以字母e 结尾,加r ;⑶以一个元音字母和一个辅音字母结尾,应双写末尾的辅音字母,再加er ;⑷以―辅音字母+y‖结尾,先把y变i,再加er 。 3.不规则形容词比较级: good-better, beautiful-more beautiful (二)副词的比较级 1.形容词与副词的区别(有be用形,有形用be;有动用副,有副用动) ⑴在句子中形容词一般处于名词之前或be动词之后⑵副词在句子中最常见的是处于实义动词之后 2.副词比较级的变化规则基本与形容词比较级相同(不规则变化:well-better, far-farther) 五数词:基数词,序数词一、基数词(1)1-20 one,two,three,four,five,six,seven,eight,nine,ten,eleven,twelve,thirteen,fourteen, fifteen,sixteen,seventeen,eighteen,nineteen,twenty (2)21-99 先说―几十‖,再说―几‖,中间加连字符。 23→twenty-three,34→thirty-four,45→forty—five,56→fifty-six,67→sixty-seven,78→seventy-eight,89→eighty-nine,91→ninety-one (3)101—999先说―几百‖,再加and,再加末两位数或末位数; 586→five hundred and eighty-six,803→eight hundred and three (4)l,000以上,先从右往左数,每三位数加一个―,‖,第一个―,‖前为thousand.第二个―,‖前为million,第三个―,‖前为billion 1,001→one thousand and one 18,423→eighteen thousand,four hundred and twenty-three 6,260,309→six million two hundred and sixty thousand three hundred and nine 750,000, 000,000→seven hundred and fifty billion 二、序数词 (1)一般在基数词后加th eg.four→fourth,thirteen→thirteenth (2)不规则变化 one→first,two→second,three→third,five→fifth,eight→eighth,nine→ninth,twelve—twelfth (3)以y结尾的十位整数,变y为ie再加th twenty→twentieth,forty→fortieth,ninety→ninetieth (4)从二十一后的―几十几‖直至―几百几十几‖或―几千几百几十几‖只将个位的基数 词变为序数词。 twenty-first,two hundred and forty-fifth 基数词转为序数词的口诀:基变序,有规律,词尾加上-th. 一,二,三,特殊记,词尾字母t,d,d. 八去t,九去e, ve要用f替。ty将y变成i,th前面有个e. 若是碰到几十几,前用基来后用序。六、介词:常用介词:in, on, at, behind等 1.at表示时间概念的某一个点。(在某时刻、时间、阶段等)。 at 1:00(dawn,midnight,noon)在一点钟(黎明、午夜、中午)2.on 1)表示具体日期。 注:(1)关于"在周末"的几种表示法:at(on)the weekend---特指at(on)weekends---泛指over the weekend during the weekend(2)在圣诞节,应说at Christmas on Christmas 2)在(刚……)的时候。 On reaching the city he called up his parents.一到城里他就给父母打了一个电话。 3.in 1)表示"时段"、"时期",在多数情况下可以和during互换,前者强调对比,后者强调持续。in(during)1988(December,the 20th century)在一九八八年(十二月、二十世纪) 七、动词:动词的四种时态:(1)一般现在时: 一般现在时的构成 1. be动词:主语+be(am, is, are)+其它。如:I am a boy. 我是一个男孩。 2. 行为动词:主语+行为动词(+其它)。如:We study English. 我们学习英语。当主语为第三人称单数(he, she, it)时,要在动词后加"-s"或"-es"。如:Mary likes Chinese.玛丽喜欢汉语。动词+s的变化规则 1.一般情况下,直接加-s,如:cook-cooks, milk-milks 2.以s. x. sh. ch. o结尾,加-es,如:guess-guesses, wash-washes, watch-watches, go-goes 3.以―辅音字母+y‖结尾,变y为i, 再加-es,如:study-studies (2)一般过去时: 动词过去式详解动词的过去式的构成规则有:A、规则动词①一般直接在动词的后面加ed:如worked , learned , cleaned , visited ②以e结尾的动词直接加d:如lived , danced , used ③以辅音字母加y结尾的动词要改y为i再加ed(此类动词较少)如study –studied carry –carried worry –worried (注意play、stay不是辅音字母加y,所以不属于此类)④双写最后一个字母(此类动词较少)如stopped B、不规则动词(此类词并无规则,须熟 记)小学阶段要记住以下动词的原形和过去式:sing –sang , eat –ate , see –saw , have –had , do –did , go –went , take –took , buy –bought , get –got , read –read ,fly –flew , am/is –was , are –were , say –said , leave –left , swim –swam , tell –told , draw –drew , come –came , lose –lost , find –found , drink –drank , hurt –hurt , feel –felt (3)一般将来时:基本结构:①be going to + do; ②will+ do. be going to = will I am going to go swimming tomorrow(明天). = I will go swimming tomorrow. (4)现在进行时: am,is,are+动词现在分词 动词现在分词详解动词的ing形式的构成规则: ①一般的直接在后面加上ing , 如doing , going , working , singing , eating ②以e 结尾的动词,要先去e再加ing ,如having , writing ③双写最后一个字母的(此类动词极少)有:running , swimming , sitting , getting 第三部分:句法1.陈述句 (1)肯定句:是指用肯定的语气来陈述的句子,如:I‘m a student. She is a doctor. He works in a hospital. There are four fans in our classroom. He will eat lunch at 12:00. I watched TV yesterday evening. (2)、否定句:含有否定词或表示否定意义词的句子,如:I‘m not a student. She is not (isn‘t) a doctor. He does not (doesn‘t) work in a hospital. There are not (aren‘t) four fans in our classroom. He will not (won‘t) eat lunch at 12:00. I did not (didn‘t) watch TV yesterday evening. 2. 疑问句 一般疑问句:是指询问事实的句子,此类句子必须用―yes‖,或―no‖来回答。 特殊疑问句:以特殊疑问词(what , where , who , which , when , whose , why , how等)开头引导的句子。此类句子应该问什么就答什么,不能用―yes 、no‖来回答。3.There be句型There be 句型与have, has的区别 1、There be 句型表示:在某地有某物(或人) 2、在there be 句型中,主语是单数,be 动词用is 主语是复数,be 动词用are 如有几件物品,be 动词根据最*近be 动词的那个名词决定。 3、there be 句型的否定句在be 动词后加not , 一般疑问句把be 动词调到句首。 4、there be句型与have(has) 的区别:there be 表示在某地有某物(或人);have(has) 表示某人拥有某物。