三年级英语知识点汇总

1、三年级英语知识点汇总（一）人称代词和物主代词一、人称代词人称单数复数主格宾格主格宾格第一人称Imeweus第二人称youyouyouyou第三人称hehimtheythemsheheritit人称代词主格:作主语，表示谁怎么样了、干什么了。I am a teacher.You are student.He is a student, too.We/You/They are students.人称代词宾格作宾语，表示动作行为的对象。Give it to me.Lets go (lets =let us)数人称类别单数复数第一人称第二人称第三人称第一人称第二人称第三人称形容词性物主代词myyour

2、hisheritsouryourtheir名词性物主代词mineyourshishersitsoursyourstheirs汉语我的你的他的她的它的我们的你们的他(她、它)们的二、物主代词形容词性物主代词(my/your/his/her/its/our/their)+名词，而名词性物主代词(mine/yours/his/hers/its/ours/theirs则相当于形容词性物主代词+名词，故其后不必加名词。如：-Is this your book?-No,it isnt,its hers(her book).(Jims，Toms，Marias )【练习】一、选出括号中正确的词，在正确的词上打

3、勾。1. This is(my / I)mother. 2. Nice to meet(your / you).3.(He / His)name is Mark. 4. Whats(she / her)name?5. Excuse(me / my / I). 6. Are(your / you)Miss Li?7.(I/ My)am Ben. 8.(She / Her)is my sister.9. Fine , thank(your / you). 10. How old is(he / his)?二、用所给代词的正确形式填空。1. These are _ ( he ) brothers.2

4、. That is _( she ) sister.3. Lily is _ ( Lucy ) sister.4. Tom, this is _ ( me ) cousin, Mary.5. Now _(her parent)are in America.6. Those _ ( child ) are _ ( I ) fathers students.7. Do you know_ ( it ) name?8. Mike and Tom _ ( be ) friends.9. Thanks for helping _( I ).10. _(Ann安)mother is _(we) teach

5、er.三、单项选择。()1. My family _ a big family. My family _all here.A. is, isB. are, areC. is, areD. are, is()2. This is _.A. a picture of familyB. a picture of my familyC. a familys pictureD. a family of my picture()3. Lets _ good friends.A. beB. areC. isD. am()4. Is she your aunt? Yes, _.A. shesB. her is

6、C. she isD. he is()5. Are _ coats yours?Yes, they are .A. theyB. theseC. thisD. there()6. Is that _ uncle? No, it isntA. heB. sheC. herD. hers()7. Mrs. Green is _ grandmother.A. Jim and KateB. Jim and KatesC. Jims and KatesD. Jim and Kates()8. Do you know the name _Mr. Greens son?A. inB. ofC. onD. o

7、r()9. _ the great photo of your family.A. thank forB. Thanks forC. Thank forD. thanks for()10. Are those your friends?_.A. Yes, theyreB. No, they areC. Yes, they areD. Yes, those are答案：一.my you His her me you I she you he二.1.his 2.her 3.Lucys 4.my 5.her parents 6. children my 7. its 8.are 9. me10. A

8、nnsour三.CBACB CBBBC（二）名词所有格名词有三个格：主格、宾格和所有格。名词的所有格通常表示“的”。分类规则例词's所有格单数名词在末尾加'sthegirl'smother那个女孩的妈妈WangMei'sruler王梅的尺子以s结尾的可数名词复数，在末尾加'sTeachers'Day教师节thestudents' books学生们的书以s结尾的人名，在末尾加's或是Dickens's/Dickens' novels狄更斯的小说以s结尾的人名，在末尾加's或是Lucy'sandLily

9、'sbikes露西和莉莉（各自）的自行车表示共同所有关系时，最后一词末尾加'sLucy and Lilys bedroom 露西和莉莉（共同）的卧室表示“某人家”、“某店铺”，所有格后的名词省略thedoctors（office）医生的诊所myuncles（house）我叔叔的家of 所有格“名词+of+名词”构成of所有格the window of the room 这个房间的窗户the life of the rich 有钱人的生活双重所有格在同一名词词组中同时具备s以of 两种所有格a friend of my fathers 我爸爸的一个朋友a friend of mi

10、ne 我的一个朋友【练习】一 选择。( )1. -Hows Joys skirt?-Her skirt is more beautiful than _.A.her sisters and Kate B.her sister and KateC.her sister and Kates D.her sisters and Kates( )2This is _ room. The twin sisters like it very much.A.Lucys and Lilys B.Lucys and Lily C.Lucy and Lilys( )3_ mothers made them hav

11、e piano lessons.A. Peter and Anne B. Peters and AnnesC. Peters and Anne D. Peter and Annes( )4The room on the right is _.A. her B. she C. Lucys D. Lucy( )5Wheres your father ? At _.A. Mr Greens B. Mr. Green C. the Mr. Greens二 填空。1. _(李明的父母)work in a big hospital.2. This is _(我妹妹的语文书)3. _(双胞胎的卧室) are

12、 very nice.4. _(王平和王明的父亲) is a hotel manager.5. Is this _(你的好朋友的钢笔) ?6. They are _(Peter 和Sam的老师).7. _(教师节) is on September 10th .8. _(学生们的桌椅) are very new.9. We are very happy on _(儿童节).10. He is in _(老师的办公室) now.（三）名词单复数专有名词China, Beijing, Amy, January, Monday普通名词可数名词单数a book, a pencil, an apple,

13、an umbrella 复数books, pencila, apples, umbrellas不可数名词milk, water, juice, tea, rice一、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。Childrens Day 儿童节专有名词第一个字母要大写，前面不加冠词a, an , the。二、单数名词一般名词，在前面加a ：a book, a computer元音字母（A、E、I、O、U）开头的名词，在前面加an ：an egg, an orange【注意】少数例外： an hour, a university（以元音发音为准）三、复数名词（1） 规则变化情况规则

14、例词一般情况加scat catsapple appless, x, ch, sh 结尾加esbus busesclass classesbox boxeswatch watches辅音字母加y 结尾去y 加iesbutterfly butterfliescity citiesbody bodies元音字母加y 结尾加sday dayskey keysboy boysf, fe 结尾变成vesleaf leavesknife knives（2） 不规则变化情况例词改变元音foot feet, tooth teeth, goose geese, man men, woman women词尾发生变化

15、child children, mouse mice单复数同形sheep sheep, deer deer, fish fisn, people people，Chinese Chinese, Janpanese Janpanese 以o 结尾加estomato tomatoes, potato potatoes其余加sphoto photos, zoo zoos【注意】当people表示“人们”的时候，是单复数同形；表示“民族”的时候，属于可数名词，复数形式加s。例如：There are 56 peoples in China. 中国有56个名族。四、不可数名词 在不可数名词前只能加some

16、（一些），much（许多）。1、表示液体：water, juice, milk, lemonade, coffee, coke, ink2、表示自然现象：snow, rain, ice3、表示食品类：rice, jam, honey, meat, bread, mutton, beef, tofu, eggplant, pork,chicken, fish, food4、其它类：newspaper, news, homework, housework五、单数句和复数句口诀：单数句子变，变化规则要记住。名词代词要变化，am, is要变are。this, that变成啥，these, those来

17、替它。he, she, it要变啥，全部变they不用怕。I要变we莫落下，名词后面把s/es加。名前冠词去掉它，其余成分原样加。具体注意下面的六要素：1、单数主格人称代词要变成相应的复数主格人称代词，即I weyou youshe, he, it they。 e.g: She is a girl.They are girls.2、am, is要变为are。 e.g: I'm a student. We are students.3、不定冠词a, an要去掉。e.g: He is a boy. They are boys.4、普通单数名词要变为复数形式。e.g: It is a cat

18、. They are cats.5、指示代词this, that要变为these, those。e.g: This is a book.These are books.6、man, woman作定语修饰可数名词时，要在 "数"上与被修饰名词保持一致。但其他名词修饰名词表示 "性质"时，不作变化。e.g: He is a man doctor.They are men doctors.This is an apple tree.They are apple trees.【练习】一、请写出下列词的复数形式。city _ zoo _ country _ too

19、th _mouse_boy _ car _ tree _horse_ bus_ fox _ branch _ baby_ family_ dish _ radio_ photo_ piano_ knife_ leaf _ life_ thief_ man_woman_child_ foot_ this_watch_ diary_ day_ book_dress_ sheep_tea_ box_strawberry_ peach_ sandwich_ paper_ juice_ water_milk_ rice_people_ CD_ ox_ deer_fish_ 二、单项选择。( )1. Th

20、e _ in our yard are very beautiful.A. clothB. waterC. flow( )2. Tom is one of the Chinese _ in our school.A. boyB. boysC. boies( )3. A cat has four _ , doesn't it?A. footsB. feetC. feets( )4. There are three _ and five _ in the room.A. American, Japanese B. Americans, Japanese C. American, Japan

21、ese( )5. Can you see nine _ in the picture?A. fishB. bookC. horse( )6. The _ has two_.A. boy; watchB. boy; watchesC. boys; watch( )7. The _ are flying back to their country.A. GermanyB. GermanysC. Germans( )8. The girl brushes her _ every day before she goes to bed.A. toothsB. teethC. teeths( )9.I s

22、aw many _ in the street.A. peoplesB.peopleC.peoples( )10.The green sweater is his _.A.brotherB.brothersC.brothers( )11.They come from different _A. countryB. countriesC. a countryD. countrys( )12.How many _ do you see in the picture?A. tomatosB. tomatoesC. tomatoD. the tomato( )13.They are_.A . woma

23、n teachers B. women teachersC. women teacherD. woman teacher( )14.Would you like _ ,please?A. two glass of waterB. two glasses of waterC. two glass of watersD. two glasses of waters( )15.Most of _ live in _.A. Germans, GermanB. German, GermenC. Germen, GermanyD. Germans, Germany( )16.There are some

24、_ in these _.A. knifes pencil-boxesB. knives pencils-boxC. knives pencil-boxD. knives pencils-boxes( )17._ like _ by air.A. Greens, travellingB. The Green, travelingC. The Greens, travelD. The Greens, traveling( )18. I wonder why _ are interested in action films(武打片).A. the peopleB. peopleC. peoples

25、D. the peoples( )19.There is no _ in the plate.A. applesB. orangesC. riceD. eggs( )20.My uncle has three _.A.childB.childsC.childrenD.childrens三、填入所给名词的正确形式。1. I have two_ (knife)2. There are many _ here. (box)3. There are many _ on the road. (bus)4. A few _ are drawing on the wall. (boy)5.The _ are

26、 playing football now. (child)6.Please take two _ for me. (photo)7.I like the red _.(tomato)8.Would you please clean your _ now? (tooth)9.Do you want some _? (milk)10. There are ten _ _in our school. (woman teacher) 四、单复数相互转换，每空一词(含缩写)。1. The woman is a nurse.(改为复数句)The _ _ _.2. There are some old c

27、ars.(改为单数句)There _ _ old _.3. He has a new book.(改为复数句)_ _ new _.4. Are these your chicks ?(改为单数句)_ _ your _?5. Is there a sheep in the playground?(改为复数句)_ there _ _ in the playground?（4） some和any的用法情况例句some的用法1、 用于肯定句，修饰可数名词复数和不可数名词。I have some books. 我有一些书。There is some water in the glass. 玻璃杯里面有些

28、水。2、用于疑问句时表示“请求、邀请或希望得到肯定的回答”Have you some stamps? 你有一些邮票吗？Would you like some coffee? 你想喝咖啡吗？any的用法1、用于否定句，修饰可数名词复数和不可数名词。I dont have any books.我没有一些书。There isnt any water in the glass. 玻璃杯里面没有一些水。2、用于疑问句，修饰可数名词复数和不可数名词。Do you have any friends at school? 你在学校有朋友吗？Is there any juice in the bottle? 瓶

29、子里面有一些果汁吗？3、用于肯定句中，表示“任何”，起强调作用，修饰单数可数名词和不可数名词。Any student can answer this question. 任何学生可以回答这个问题。Any time you can call me.任何时候你都可以打给我。【练习】一、用some和any填空。1. There isnt_ milk in the fridge.2. I can see_ cars, but I cant see _ buses.3. He has_ friends in England.4. Are there_ trees on the farm?5.-Would

30、 you like _ tea?-No, I dont like _ tea, but Id like _ cakes.6. Is there_ rice in the kitchen?7. There are_ new buildings in our school.8. Here are_ presents for you.9. Are there_ pictures on the wall? No, there arent _ pictures.10. There is_ milk in the bottle.11. Are there_ bananas in the bag?12. T

31、here are not _ boys on the bus.二、选择题。( )1. Theres a little cooking oil in the house. Would you go to the store and get _?A. some B any( )2.I feel a bit hungry. Why dont you have _ bread?A. anyB.some( )3. Would you like _ coffee with sugar?A. anyB.some( )4. I havent got_ books to read.A .anyB.some( )

32、5. Lisa wants to do _ housework.A.any B.some( )6. Do you have _ toys?A.anyB.some( )7. Bill doesnt have _ money.A.anyB.some( )8. My sister cant speak _English.A.someB.any三、用some或any填空。1. I can see_birds in the tree.2. There isnt_orange juice in my bottle. Please give me_ .3. Do you have_picture-books

33、?No, I dont have_ . But I have_story-books.4.Is there_rice in the bag?No, there isnt_ .5. Are there_boys in the classroom?No, but there are_girls in it.6. Would you like_fruit juice, please?No. Id like_tea.7. If you have_questions, please put up your hands.8. May I ask you_questions, Miss Wang?9. Ca

34、n you see_bikes under the tree?参考答案：一、1. any 2. some, any3. some 4. any 5. some, any, some6. any7. some 8. some9. any, any 10. some 11. any 12. any二、1. A 2. B 3. B 4. A 5. B 6. A 7. A 8. B三、1. some 2. any, some 3. any, any, some 4. any,any 5. any, some 6. some, some 7. any 8. some 9. any（5） be动词1、 肯

35、定句的缩写I am = Imhe is = hesshe is = shesit is = itswe are = werethey are = theyrelet us = letswhat is = whatswho is = whoswhere is = wheresthat is = thats【注意】this is ，am not 没有缩写2、 否定句的缩写否定句一般加not，缩写形式只要把not中的o换成 is not = isntare not = arent3、 be动词的用法口诀Be动词真伟大，生出am is are,我用am,你用are，is连接他，她，它。单不可数用is，

36、复数名词全用are。变疑问，往前提，句末问号莫丢弃。变否定，更容易，be后not莫忘记。疑问否定任你变，句首大写莫迟疑。4、 肯定和否定句I am (not) from London.He is(not) a teacher.She is(not) in the dining room.Her eyes are(not) small.5、 一般疑问句-Am I a Chinese? -Yes, you are. / No, you arent. -Is the cat fat? -Yes, it is. / No, it isnt.-Are they American? -Yes, they

37、are. / No, they arent. 【练习】一、用be动词填空。1. What _ your name? My name _ Tom.2. What _ his name? His name _ Kevin.3. What _ your moms name? Her name _ Lula.4. This _ Jim, my teacher. That_my sister.5. How _ you? I _ fine.6. How _ he? He _ OK.7. How _ Nancy? She _ fine, too.8. Where _ you from? I _ from B

38、eijing.9. Where _ he from? He _ from Canada.10. Where _ they from? They _ from England.11. Where _ your mom from? She _ from Shishi.12. Where _ his teacher from? He _ from Japan.13. Where _ Lucy and Lily from? They _ from Cuba.14. How old _ you? I _ twelve years old.15. How old _ he? He _ eleven yea

39、rs old.16. How old _ she? She _ thirteen years old.17. How old _ they? They _ fourteen years old.18. How old _ Kate and Tom? They _ fifteen years old.19. What class _ you in? I _ in ClassThree, Grade Seven.20. What class _ LiMing in?He _ in Class Four, Grade Eight.21. What grade _ Sally in? She _ in

40、 Grade Nine.22. Who _ that ? That _ Nancy.23. What _ this in English? It _ an apple.24. What _ that in English? It _ a map.25. _ you Lily? Yes, I _.26. _ he LiMing? No, he isnt. He _ LiHua.27. _ she Jane ? Yes, she _ .28. _ this a ruler? Yes, it _. / No, it isnt.29. _ that an orange? No, it isnt. It

41、 _ a toy.30. _ they teachers? Yes, they _.二、把下列句子改成否定句和一般疑问句并作肯定或否定回答。1. This is the reading room.否定句： 一般疑问句： 2. Shes Miss Lynn.否定句： 一般疑问句： 3. I am in Grade 3.否定句： 一般疑问句： 4. We are teachers.否定句： 一般疑问句： 5. These are pears.否定句： 一般疑问句： （6） 冠词一、冠词的定义冠词是置于名词之前，对名词起限制作用的一种虚词。 2、 冠词的分类冠词不定冠词"a，an"

42、;表示泛指定冠词"the"表示特指零冠词指不用冠词1、 不定冠词a、an的用法用法例句1）用于可数名词的单数形式前，表示"一"There is a tiger in the zoo. 动物园里有一只老虎。2）表示一类人和东西A tiger can be dangerous. 老虎可能有危害性。3）用在作表语的单数可数名词前，表示身份、职业My mother is a teacher. 我妈妈是教师。【注意】"a"+辅音开头的词前"an"+元音开头的词前判断一个词是以元音开头还是以辅音开头，是根据读音而不是根据字母。

43、2、定冠词的用法用法例句用以特指某（些）人或某（些）事物This is the house where Luxun once lived. 这是鲁迅曾经住过的房子。用于指谈话双方都明确所指的人或事物Open the door, please.请把门打开。用以复述上文提过的人或事物（第一次提到用“a或an”，以后再次提到用“the”）Once there lived a lion in the forest. Every day the lion asked small animals to look for food for him.从前森林里住着一只狮子。每天这只狮子要小动物们为他寻找食物。

44、用在序数词和形容词最高级前January is the first month of the year. 一月份是一年当中的第一个月。Shanghai is the biggest city in China. 上海是中国最大的城市。表示世界上宇宙中独一无二的事物the sun 太阳 the moon 月 the earth 地球 the sky 天空 the world 世界指由普通名词构成的专有名词the West Lake 西湖 the Great Wall 长城表示方向、方位in the east 在东方 in the west 在西方 in the front 在前面 at the

45、back 在后面 in the bottom 在底部 at the top 在顶部 on the right 在右边 on the left 在左边在海洋、江河、湖泊、山脉、海峡、海湾等地理名词前the Huanghe River 黄河 the Tainshan Mountains 天山山脉the Taiwan Straits 台湾海峡 the Pacific Ocean 太平洋在姓氏复数前，表示一家人The Bakers came to see me yesterday. 贝克一家人昨天来看我。和某些形容词连用，使形容词名词化，代表一类人或物the poor 穷人 the rich 富人 t

46、he sick 病人 the wounded 伤员 the good 好人 the beautiful 美丽的事物 用在表示阶级、政党的名词前the working class 工人阶级the Chinese Communist Party 中国共产党 在the more, the more比较级的句式中The more you drink, the more you like it. 你越喝就越爱喝。表示演奏乐器时，乐器的前面要加theplay the piano 弹钢琴 play the violin 拉小提琴 某些固定的表达法in the morning/afternoon/evenin

47、g 在早上/下午/晚上go to the cinema 去看电影 go to the theatre 去看戏 all the year round 一年到头 on the way to 前往.去的路上3、零冠词的用法用法例句人名、地名、月份、周日、节日、三餐、四季前一般不加冠词Lei Feng雷锋 Amy艾米China 中国 Europe 欧洲 January 一月份 Sunday 星期日 Christmas Day 圣诞节 Thanksgiving 感恩节 National Day 国庆节 May Day 劳动节I have lunch at school. 我在学校吃午餐。Summer is the best season for swimming. 夏天是游泳的好季节。进行球类运动play basketball 打篮球 play volleyball 打排球 play football 踢足球固定词组 go to scho