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1、小学英语知识点汇总第一部分:基础知识1.字母:26个字母的大小写2.语音:元音的发音五个元音字母:AEIOU12个单元音: 前元音:i: /e/ 中元音:: 后元音:: : u : 双元音(8个).合口双元音(5个)ai ei au u i.集中双元音(3个) iu辅音表清辅音:ptkfststrthpigtwokickfishthinksmilepetstreeshelfteachhat浊辅音:bdgvzdzdrdrbigdiggreenvanthiszoobedsdrivegaragecabbagerat鼻音:mnmouseneedstrong半元音:jwyearwhat3.词汇:词汇量,

2、近反义词4.句子:大小写,标点符号5.时态第二部分: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-beds2.以s. x. sh. ch结尾,加-es,如:bus-buses, box-boxes, brush-brushes, watch-watches3.以“辅音字母+y”结尾,变y为i, 再加-es,如:family-families, strawberry-strawberries4.以“f或fe”结尾,变f或fe为v, 再加-es,如:knife-knives5.不规则名词复

3、数:man-men, woman-women, policeman-policemen, policewoman-policewomen, mouse-micechild-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本身就是复数的词: 眼镜glasses; 耳机earphones; 鞋shoes;裤子trousers等词本身是复数。(二)名词的格(1)

4、有生命的东西的名词所有格:a) 单数后加 s 如: Lucys ruler my fathers shirtb) 以s 结尾的复数名词后加 如: his friends bagsc) 不以s 结尾的复数后加 s childrens shoesl并列名词中,如果把 s加在最后一个名词后,表示共有, 如:Tom and Mikes car 汤姆和迈克共有的小汽车l要表示所有物不是共有的,应分别在并列名词后加sToms and Mikes 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 m

5、ap of China时间表示法有两种:(1)直接读时钟和分钟。如6:10读成 six ten; 7:30读成seven thirty; 8:45读成eight forty-five;(2)用to与past表示。在半小时包括半小时以内用几分past几点如:6:10读成ten past six; 7:30读成half past seven;过了半小时用下一个钟点差几分如7:45读成a quarter to eight; 9:50读成ten to ten;二.冠词:不定冠词,定冠词种类:(1)不定冠词:a / an a unit / an uncle元音开头的可数名词前用an :an egg /

6、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 houran old man / an interesting book / an exciting sport / an action movie / an art lesson /(2)定冠词:the the egg the plane2. 用法:定冠词的用法:(1)

7、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 arent at school.(4)在序数词前: Johns 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

8、 , some, any , no 等:This is my baseball.(3)复数名词表示一类人和事:Monkeys cant swim. They are teachers.(4)在节日,日期,月份,季节前:Today is Christmas Day. Its 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

9、: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、形容词、副词代词:人称代词,物主代词主格 宾格 物主代词第一人称单数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)

10、人称代词主格做主语用一般放在句首或动词前,主格分别是 I you he she it we you they。宾格做宾语用,一般放在动词或介词后如:Open them for me.Let us , join me等。宾格分别是me you him her it us you them。形容词性物主代词放在名词前,不能单独使用,分别是my your his her its our your their名词性物主代词相当于形物加名词,它只能单独使用后面不好加名词,分别是mine yours his hers its ours yours theirs。形容词,副词:比较级,最高级(一)、形容词的

11、比较级和最高级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)。(最高级加the most)2.形容词加er的规则:(最高级通常加est)一般在词尾加er ;如:tall-taller-tallest以字母e 结尾,加r ;fine- finer以辅音字母加一个元音字母和一个辅音字母结尾(除ow结尾),应双写末尾的辅音字母,再加er ;如:big-bigger-biggest如hot,red以“辅音字母+y”结尾,先把y变i,再加er 。如;hap

12、py- happier如easy ,busy(5)两个音节或两个以上的音节的,在原级前加more ,the most如:beautiful-more beautiful以ly结尾除early其他都是加more和the most.如slowly,quickly3.不规则形容词比较级:Good/well-better-best, bad/ill worse-worst , much /many more-most , little less-least,, far- farther- farthest(距离) far- further- furthest(程度),old-older-oldest(

13、年龄),old-elder-eldest(排行)(二)副词的比较级,最高级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)在句子中形容词一般处于名词之前或be动词之后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: far-further-furthest)get后加比较级表示变得更怎么样如:get stronger; getlonger,get better(二)比较级,最高级点修饰语比较级的修饰语Much(得多),far(得多),even(甚至,更),still(更),a bit(有点),a little(有点),a l

14、ot(很), a great deal(大大地), twice(两倍), five times(五倍), two-fifths(五分之二), a half(一半)等修饰比较级表示程度,但决不可用very修饰。 Tom is a little taller than Mike. Tom比Mike稍高一点;It is even colder today than yesterday. 今天甚至比昨天更冷2.最高级的修饰语By far/ far and away ,很 much 得多 almost 几乎 nearly 几乎另外,second, third, next 等也要放在定冠词之后。如:The

15、 Yellow River is the second longest in China.黄河是中国的第二大河。This is the third largest building in this city.这是这个城市里第三大的建筑物。This is (by) far the best book that Ive ever read.这是我读过的好的书。四、数词:基数词、序数词(1)1-20one,two,three,four,five,six,seven,eight,nine,ten,eleven,twelve,thirteen,fourteen,fifteen, sixteen,seve

16、nteen,eighteen,nineteen,twenty(2)21-99 先说“几十”,再说“几”,中间加连字符。23twenty-three,34thirty-four,45fortyfive,56fifty-six,67sixty-seven,78seventy-eight,89eighty-nine,91ninety-one(3)101999先说“几百”,再加and,再加末两位数或末位数;586five hundred and eighty-six,803eight 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thous

17、and.第二个“,”前为million,第三个“,”前为billion1,001one thousand and one18,423eighteen thousand,four hundred and twenty-three6,260,309six million two hundred and sixty thousand three hundred and nine750,000,000,000seven hundred and fifty billion序数词(1)一般在基数词后加theg.fourfourth,thirteenthirteenth(2)不规则变化onefirst,tw

18、osecond,threethird,fivefifth,eighteighth,nineninth,twelvetwelfth(3)以y结尾的十位整数,变y为ie再加thtwentytwentieth, fortyfortieth, ninetyninetieth(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,结尾加上th; 一二三特殊例,结尾字母t、d(即first, second, third);八去t, 九去e, ve要用

19、f替(即eigheighth; nineninth; five- fifth ;twelvetwelfth);ty改y为ie后加th别忘记(即整十数如twentytwentieth;fortyfortieth);若是碰到几十几,十位为基个位为序(如第二十一为twenty-first)。另外强调序数词前一定要加the。五、介词:常用介词:in, on, at, with ,behind等介词后要么不加动词,加动词只能加动词ing形式如:be good at running; do well in jumping;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

20、,midnight,noon)在一点钟(黎明、午夜、中午)2.on1)表示具体日期。注:(1)关于在周末的几种表示法:at(on)the weekend在周末-特指at(on)weekends在周末-泛指over the weekend在整个周末during the weekend在周末期间 (2)在圣诞节,应说at Christmas而不说on Christmas,还有at night。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季节前,月份前用介词in如:in summer;in M

21、arch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)4 在几点钟前用介词at如: at a quarter to four;节日的表示法有day的节日前用on.没有day的节日前用at,如:at Christmas; on Christmas Day; at New Year; on New Years Day.树上外来的东西在树上用in the tree如:the bird in the tree;树上长的用on the tree如:the

22、apples on the tree长着什么用with如:the girl with big eyes 大眼睛的女孩;穿着什么用in如:the man in black穿黑衣服的男人或:the woman in the white skirt 穿白色短裙的妇女六、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。

23、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-milks2.以s. x. sh. ch. o结尾,加-es,如:guess-guesses, wash-washes, watch-watches, go-goes3.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 一般直接在动词的后面加ed:如 worked , learned , cleaned , visited 以e结尾的动词直接加d:如 li

24、ved , danced , used 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) 双写最后一个字母(此类动词较少)如 stopped jogjogged;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 r

25、ead ,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:be going to + do;will+ do. be going to = willI am going to go swimming tomorrow(明天). = I will go swimming tomorrow.(

26、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: 一般的直接在后面加上ing , 如doing , going , working , singing , eating 以不发音的e 结尾的动词,要先去e再加ing ,如having , writing 双写最后一个字母的(此类动词极少)有:running , swimming , sitting , getting情态动词can; cant; should; shouldnt; must; may后一定加动词原形。如:The girl cant swim, but she can skate.女

27、孩不会游泳,但是会滑冰Dont talk in class, you should listen to the teacher carefully.不要再课上说话,你应该认真听老师讲。go的用法去干嘛用go +动词ing 如: go swimming; go fishing;喜欢做某事用like +动词ing (习惯于做)或like+ to + 动原。(喜欢做,喜欢的程度不一样)如: Su Yang likes growing flowers.苏阳喜欢种花。The children like to play with lanterns at Spring Festival.孩子们喜欢在春节去玩

28、花灯。想要做某事用 would like +to+动原或want + to +动原。例:Id like to visit the History Museum.=I want to visit the History Museum动词还原的用法前面用了do, does did, dont, doesnt didnt后面动词要还原。如:Did she watch TV last night?Helen doesnt like taking photos.但注意到家,到这儿,到那儿不可以加to如:get home; get here; get there,另外go home; come here;

29、 go there也一样。will和would注意:1)would like; Would like to do = want to 想要,为固定搭配。Would you like to go with me?2)Will you?Would you like? 表示肯定含义的请求劝说时,疑问句中一般用some, 而不是any。Would you like some cake?3)否定结构中用will,一般不用would, wont you是一种委婉语气。Wont you sit down?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:Im a student. Sh

30、e 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:Im not a student. She is not (isnt) a doctor.He does not (doesnt) work in a hospital. There are not (arent) four fans in our classroom.He

31、will not (wont) eat lunch at 12:00. I did not (didnt) 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。选择疑问句,一般用or连接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

32、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。5、some 和any 在there be 句型中的运用:some 用于肯定句, any 用于否定句或疑问句。6、and 和or 在there be句型中的运用:and 用于肯定句, or 用于否

33、定句或疑问句。7、针对数量提问的特殊疑问句的基本结构是:How many + 名词复数 + are there + 介词短语?How much + 不可数名词 + is there + 介词短语?8、针对主语提问的特殊疑问句的基本结构是:Whats + 介词短语?4祈使句(1)be+形容词/名词例:Be quiet for a moment.请安静一会(2)实义动词原形+其他成分例:Make your own rules.给自己制定规划(3)let+宾语+动词原形+其他例:Lets run to the police station on fourth street.我们跑去第四大街上的警察局

34、吧如:Open the box for me ,please.请为我打开盒子。Liu Tao! Please get up earlier tomorrow.刘涛,明天请早点起床!Helen! Dont climb the tree,please.海伦!不要爬树。否定句的祈使句动词前加not或never Dont walk on the grass!不要在草地上走!Never judge a person by looks.绝不能以貌取人祈使句前可加please,也可不加5感叹句感叹句通常有what, how引导,表示赞美、惊叹、喜 悦、等感情。what修饰名词,how 修饰形容词,副词或动词

35、,感叹句结构主要有以下几种,掌握它的搭配,即掌握了感叹句的重点。How +形容词+ a +名词+陈述语序 How clever a boy he is!How+形容词或副词+陈述语序 How lovely the baby is!What +名词+陈述语序 What noise they are making!What+a+形容词+名词+陈述语序 What a clever boy he is!What+ 形容词+复数名词+陈述语序 What wonderful ideas (we have)!What+ 形容词+不可数名词+陈述语序 What cold weather it is!感叹句的省

36、略形式 What a clever boy (he is)!第四部分:时态1现在进行时表示正在发生的事情或进行的动作,常与now,listen,look等词连用,结构是主语+be动词(am, is, are)+动词ing.如:It is raining now.外面正在下雨It is six oclock now.现在6点了My parents are reading newspapers in the sitting room.我父母正在客厅看报纸Look! The children are having a running race now.看!孩子们正在赛跑问句将be动词移前,否定句在b

37、e动词后+not.2一般现在时表示经常反复发生的事情或动作,常与often, usually, sometimes, always, every day(week year) on Sundays等词连用。结构是主语+动词原形;当主语为第三人称单数即he,she, it, Tom, my mother, the boy等词时,动词后加s或es.如:We have an English lesson every day.我们每天都要上英语课Do the boys run faster than the girls? Yes, they do.男孩比女孩跑的快吗?是的问句借助于do, does否定

38、句借助于dont, doesnt,后面动词一定要还原。3一般过去时表示发生在过去的事情或存在的状态,常与just now; a moment ago; ago; yesterday; last ( week; month; year; Monday; weekend); this morning等词连用。结构是主语+be动词的过去式(was; were)或主语+动词的过去式。注意:be动词与动词过去式不可同时使用。如:My earphones were on the ground just now.我的耳机刚刚还在呢。Where were you last week? I was at a c

39、amp.你上个星期去哪了?我去野营了What did you do yesterday? I visited a farm你昨天去干嘛了?我去参观农场了。问句有be动词将be动词移前,没有be动词借助于did,后面动词还原;否定句有be动词在后面加not,没有借助于didnt后面动词还原。4一般将来时表示将要打算发生的事情或动作,常与tomorrow, next week(year; Tuesday), this week( weekend ;evening; afternoon;)today等词连用。结构是主语+be(am, is, are) going to + 动原或主语+will +动原。如:Wha

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