2022年三年级英语语法大全 .pdf

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1、语法专项整理（一）名词1、名词的种类：专有名词China, Beijing, Amy, January, Monday, 普通名词可数名词单数a book, a pencil, an apple, an umbrella, 复数books, pencils, apples, umbrellas, 不可数名词milk, water, juice, tea, rice, 2、专有名词：专有名词是指某个人、某些地方、某样物品专有的名称。Children s Day 专有名词第一个字母要大写，前面不加a, an, the 3、单数名词：（1）一般名词，在前面加a：a book, a computer,

2、 （2）元音字母开头的名词，在前面加an： an egg, an orange（元音字母是：a, e, i, o, u ）少数例外 : an hour, a university (以元音发音为准) 4、复数名词：规则：情况规则例词一般情况加 s cats, apple so, s, x, ch, sh结尾加 es potato es, bus es, class es, box es, watch es辅音字母 加 y 结尾去 y 加 ies butterfly-butterflies元音字母 加 y 结尾加 s days, key s, boy sf, fe 结尾变成 ves leaf-l

3、ea ves , knife-kni ves不规则：情况例词精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 1 页，共 11 页 - - - - - - - - - - 改变元音foot-feet, tooth-teeth, goose-geese, man-men, woman-women, 词尾发生变化child children, mouse- mice 单复数同形sheep-sheep, deer-deer, fish-fish, people-people 5、不可数名词：在不可数名词前只能加s

4、ome （一些） , much （许多）（1）液体： water, milk, coke, coffee, juice, tea （2）气体： air, vapour （3）不能“个别的”存在：hair, rice, beef, meat, pork, mutton语法专项整理（二）代词1、人称代词人称单数复数主格宾格主格宾格第一人称I me we us 第二人称you you you you 第三人称he him they them she her it it 2、物主代词人称单数复数形容词性名词性形容词性名词性第一人称my mine our ours 第二人称your yours your

5、 yours 第三人称his his their theirs her hers its its 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 2 页，共 11 页 - - - - - - - - - - 3、指示代词：this, that, these, those 如： This is my doll. That is Marys.Look at the those sheep. They are eating grass. 语法专项整理（三）数词1、基数词：表示数目的多少one one hundr

6、ed two twenty one thousand three thirteen thirty 三位数要在百位和十位之间加and 如： one hundred and sixteen 116 one hundred and twenty-one 121 four fourteen forty five fifteen fifty six sixteen sixty severn seventeen seventy eight eighteen eighty nine nineteen ninety ten 加 teen 加 ty 两位数（非整十）中间加连字符“-”如： fifty-one 5

7、1 eleven twelve 2、序数词：表示顺序第一至第十第十一至第十九第二十及以上first eleventh second twelfth twentieth third thirteenth thirtieth 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 3 页，共 11 页 - - - - - - - - - - fourth fourteenth fortieth fifth fifteenth fiftieth sixth sixteenth sixtieth seventh seve

8、nteenth seventieth eighth eighteenth eightieth ninth nineteenth ninetieth tenth 除第 1、2、3, 直接加 th ty 结尾，变 y 为 ie，再加 th 语法专项整理（五）介词1、介词的分类词类例词时间介词at 7:00, in the morning, on Monday, before lunch, after dinner, 方位介词on the desk, in the park, at home, under the tree, behind the door, over the bed, in fro

9、nt of the house, near the lake, next to the cinema, 动向介词go to school, jump into the water, climb up the tree, ski down the mountain, run out of the door 方式介词by bike, on foot, play with my friend 2、at, on, in 在表示时间时的区别：（1）at 用于具体的时刻：at 10:05, at noon, at night, （2）on 用于具体的一天（常与星期、节日、具体的某一天连用，也表示某天上午、

10、下午或晚上）：on Monday, on New Year s Day, on June 1st, on my birthday, on Friday morning, on the weekend, （3）in 用于某一段时间（常与上午、下午、晚上连用，常与月份、季节、年份连用）：in the morning, in the afternoon, in the evening, in March, in spring, in 2007, 语法专项整理（六） There be结构1、 概念： There be 结构又叫存在句，表示某地存在某物。精品资料 - - - 欢迎下载 - - - - -

11、 - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 4 页，共 11 页 - - - - - - - - - - 2、 There be 结构的肯定句（1）There is + 可数名词单数+ 地点： There is a book on the desk. （2）There is + 不可数名词+ 地点： There is some water in the glass （3）There are + 可数名词复数+ 地点： There are some flowers in the garden. 就近原则： 若句子中有几个并列的主语，be 动词的形式和最

12、近的一个主语保持一致There is a book and 2 pencils in the bag. There are many flowers and a tree in the garden. 3、 There be 结构的疑问句（把be 动词提到句子前面，若句子中有some ，要变为 any）Is there a book on the desk? Is there any water in the glass? Are there any flowers in the garden? 语法专项整理（七）现在进行时1、概念：表示说话时正在进行的动作。（提示词：Now, look, l

13、isten ）2、构成： be 动词+ 现在分词：be 动词后面的动词要加ing，变成动名词。形式例句第一人称单数+ am + 现在分词I am reading a book. 第三人称单数+ is + 现在分词He is doing homework. She is flying a kite. 第二人称单数/各人称复数 + are + 现在分词We are cooking dinner. They are cleaning the room. 3、现在分词规则例词一般情况，加ing Walk-walking, do-doing e 结尾，去 e 加 ing dance-dancing, m

14、ake-making, write-writing, have-having, 汉堡单词，双写加ing run-running, swim-swimming hopping sitting 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 5 页，共 11 页 - - - - - - - - - - 语法专项整理（八）一般现在时1、概念：表示现在存在着的状况，也可理解为习惯性的动作，不断重复发生的事。提示词：always, often, usually, sometimes, never, every mo

15、rning, every 2、构成：分类形式例句Be 动词的一般现在时第一人称单数+ am I am a student. 第三人称单数+ is He is a boy. She is pretty 第二人称单数 /各人称复数+ are We are good friends. 其他动词的一般现在时第三人称单数+ 动词单三形式She work s in the hospital. He lives in the city. 其他人称+ 动词原形They work in the farm. We live in the village. 3、动词单三形式：规则例词一般动词 ,加 s work w

16、orks, make makes o，ch ，sh，s，x 结尾加 es watch-watches, wash-washes, go-goes, do-does 辅音字母加y，去 y 加 ies flyflies, cry-cries, 元音字母加y，直接加s buy-buys, play plays, stay-stays, 不规则形式have-has are,am is 语法专项整理（九）一般将来时1、概念：表示将来要做的事，要发生的动作。提示词：tomorrow, tonight, this afternoon, this evening, this weekend, next wee

17、kend, next Monday, 2、构成：（1）be 动词 + going to + 动词原形：I am going to watch TV after dinner. He is going to buy a book this afternoon. 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 6 页，共 11 页 - - - - - - - - - - They are going to go swimming next Sunday. 情态动词cancan 在英语中有一个特殊的名字,叫做情

18、态动词， 表示“能够” , “会”, “能力”后面要跟着表示动作的动词。 没有时态和人称的变化。表示不能做什么的时候,后面加上not 为 can not,或者缩写为can t。问别人“能, 吗？”要把can 放在句子前面,首字母要大写,句尾别忘加上问号。I can swing .I can draw.She can jump.He can play .We can touch .They can run.I can t sing.You can t see.She can t dance.He can t hear a car. 精品资料 - - - 欢迎下载 - - - - - - - -

19、- - - 欢迎下载 名师归纳 - - - - - - - - - -第 7 页，共 11 页 - - - - - - - - - - 三年级下册期末复习资料一、句型复习：一般疑问句：有be动词把 be 动词提前，没 be动词需加助动词Is this/that/it a .? 回答： Yes,it is. No,it isn t.Is he / she? 回答： Yes, he /she is. No, he/she isn t. Are you ? 回答： Yes, I am. No, I am not. Are these/they .? 回答： Yes,they are. No,they

20、 arent.Do you.? 回答： Yes, I do. No, Idont. Does he/she/it? 回答： Yes,he does. No. he doesnt. Is there.? 回答： Yes,there is. No, there isn t. Are there.? 回答： Yes,there are. No, therearent. 特殊疑问句 ：首先确定特殊疑问词1.where：哪里（状语）2.what ：什么3.what colour：问颜色（表语） 4.who ： 谁 ( 回答用 He is. She is. They are.等） 5.how： 怎么样6.

21、how many：多少数量7.how much ：多少钱价格Whos he/she ? 回答： He s/Shes Who are they? 回答： They are. Where is.? 回答： It s in/on.(介词短语 ) Where are? 回答： They are in/on.(介词短语 ) Where are you from? 回答： I am from. / We are from. Where is he / she/ it from? 回答： He /She / It is from Where are they from? 回答： They are from.

22、 What s in / on / near/ under / beside the ? 回答： There is /are . How many.? 回答： There is one./There are two.(2个或 2 个以上的数字 ) What is it/this/that? (单数) 回答：It s a . What are they/these/those? （复数）回答： Theyre 日常用语： Put.on/in(介词短语 ). 回答： OK/All right. Draw. 回答: OK/All right. Thank you! 回答: You re welcome

23、. Heres . 回答:Thank you! 二、名词单数变复数，一般都把s 加。特殊变化有以下：1. 单数复数一个样， sheep-sheep fish- fish goldfish - goldfish Chinese-Chinese Japanese -Japanese 2. 遇到 oo 变 ee : foot-feet goose- geese tooth - teeth 3. 有些变化就是大： mouse mice child - children man-men woman-women 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳

24、 - - - - - - - - - -第 8 页，共 11 页 - - - - - - - - - - 4 . 以 s, x, sh, ch 结尾 ， es (bus-buses, bo x-boxes, brush-brushes, watch-watches) 5、以 0 结尾（有生命的 o）+es (tomato-tomatoes)( 番茄) 例外： kangaroo- kangaroos 6、以辅音字母 y 结尾，改 y 为 i es ( lady-ladies, baby-babies study-studies) 7. 以 f 或 fe 结尾，改 f 或 fe 为 ves (kn

25、ife - knives shelf -shelves) 三、have 与 has 的区别：have, has 都是“有”,它们的用法有讲究 , 表示“某人有某物”， have, has 请记住。he, she, it “有”用 has， I, we , they , you 都用 have 。主人单数用 has , 主人复数用 have 。 have 就是能力强，疑问（ ？）否定（dont / do not）都用它。四、have ，has 与 there is , there are 的区别表示某人或某动物有： has / have (I have a dog. The dog has a

26、short tail.) 表示某地方有： there is / are (There is a book in the bag. ) 五、Some与 any 的区别：some用于肯定句中， any 用于否定句和疑问句中。如：I have some books. Idont have any books. Do you have any books ? 六a 与 an 的区别一般来讲，元音字母（即a, e , i, o , u ）开头的单词用 an 如： an apple an ear an American girl an Australian stamp an old man 七 There

27、 be 句型（即 there is / there are ）意思： 表示某地方有某人或某物原则：就近原则（There be 句型中的 be 动词用 is 还是用 are 由最靠近它的第一个名词是单数还是复数决定。）如： There is a book and some pens on the desk. There are some pens and a book on the desk. 八. 不可数名词： juice chalk tissue （不可数名词没有复数形式）There is some chalk. There is some juice. There is some tiss

28、ue. 九 s 所有格 ：表示：某人或某动物 的the girl s name 那个女孩的名字the teacher s desk 讲台the headmaster s office 校长的办公室the children s toys 儿孩子们的玩具the teachers room 教师办公室( 当名词的复数形式是以“s”结尾时，直接加 )精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 9 页，共 11 页 - - - - - - - - - - 十 be 动词 : is are am （ 表示“是”）

29、I 用 am ， you 用 are ， is 连着 he，she ，it 。单数名词用 is ，复数名词全用 are 。如： I am . You are . We are . They are. . He is. She is. It is. The girl is . The boys are . Ben is. Janet and Ben are 十一代词人称代词I we they you he she it 我我们他们你/你们他她它物主代词my our their your his her its 我的我们的他们的你的 /你们的他的她的它的主语 + doesnt+ 动词原形 +其他 +. Does + 主语+ 动词原形+ 其他+ ?精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 10 页，共 11 页 - - - - - - - - - - 文档编码：KDHSIBDSUFVBSUDHSIDHSIBF-SDSD587FCDCVDCJUH 欢迎下载 精美文档欢迎下载 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 11 页，共 11 页 - - - - - - - - - -