三年级英语语法大全文档

1、语法专项整理（一）名词、名词的种类：专有名词China,Beijing,Amy,January,Monday,单数abook,apencil,anapple,anumbrella,一般可数名词复数books,pencils,apples,umbrellas,名词不能数名词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。ChildrensDay专有名词第一个字母要大写，前面不加a,an,the3、单数名词：（1）一般名词，在前面加a：abook,acomputer,（2）元音字母开头的名词，在前面加an：anegg,anoran

2、ge（元音字母是：a,e,i,o,u）少许例外:anhour,auniversity(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scats,appleso,s,x,ch,sh结尾加espotatoes,buses,classes,boxes,watches辅音字母加y结尾去y加iesbutterfly-butterflies元音字母加y结尾加sdays,keys,boysf,fe结尾变成vesleaf-leaves,knife-knives不规则：情况例词1改变元音foot-feet,tooth-teeth,goose-geese,man-men,woman-women,词尾发

3、生变化childchildren,mouse-mice单复数同形sheep-sheep,deer-deer,fish-fish,people-people5、不能数名词：在不能数名词前只能加some（一些）,much（好多）1）液体：water,milk,coke,coffee,juice,tea2）气体：air,vapour3）不能够“个其他”存在：hair,rice,beef,meat,pork,mutton语法专项整理（二）代词1、人称代词单数复数人称主格宾格主格宾格第一人称Imeweus第二人称youyouyouyouhehim第三人称shehertheythemitit2、物主代词单

4、数复数人称形容词性名词性形容词性名词性第一人称mymineourours第二人称youryoursyouryourshishis第三人称herherstheirtheirsitsits23、指示代词：this,that,these,those如：Thisismydoll.ThatisMarys.Lookatthethosesheep.Theyareeatinggrass.语法专项整理（三）数词1、基数词：表示数量的多少oneonehundredtwotwentyonethousandthreethirteenthirty三位数要在百位和十位之间加andfourfourteenforty如：on

5、ehundredandsixteen116fivefifteenfiftyonehundredandtwenty-one121sixsixteensixtysevernseventeenseventyeighteighteeneightyninenineteenninetyten加teen加tyeleven两位数（非整十）中间加连字符“-”twelve如：fifty-one512、序数词：表示序次第一至第十第十一至第十九第二十及以上firsteleventhsecondtwelfthtwentieththirdthirteenththirtieth3fourthfourteenthfortie

6、thfifthfifteenthfiftiethsixthsixteenthsixtiethseventhseventeenthseventietheightheighteentheightiethninthnineteenthninetiethtenth除第1、2、3,直接加thty结尾，变y为ie，再加th语法专项整理（五）介词、介词的分类词类例词时间介词at7:00,inthemorning,onMonday,beforelunch,afterdinner,方向介词onthedesk,inthepark,athome,underthetree,behindthedoor,overtheb

7、ed,infrontofthehouse,nearthelake,nexttothecinema,动向介词gotoschool,jumpintothewater,climbupthetree,skidownthemountain,runoutofthedoor方式介词bybike,onfoot,playwithmyfriend2、at,on,in在表示时间时的差异：（1）at用于详尽的时刻：at10:05,atnoon,atnight,（2）on用于详尽的一天（常与星期、节日、详尽的某一天连用，也表示某天上午、下午或夜晚）：onMonday,onNewYearsDay,onJune1st,on

8、mybirthday,onFridaymorning,ontheweekend,（3）in用于某一段时间（常与上午、下午、夜晚连用，常与月份、季节、年份连用）：inthemorning,intheafternoon,intheevening,inMarch,inspring,in2007,4语法专项整理（六）Therebe结构1、看法：Therebe结构又叫存在句，表示某地存在某物。2、Therebe结构的必定句（1）Thereis+可数名词单数+地点：Thereisabookonthedesk.（2）Thereis+不能数名词+地点：Thereissomewaterintheglass（3）

9、Thereare+可数名词复数+地点：Therearesomeflowersinthegarden.就近原则：若句子中有几个并列的主语，be动词的形式和近来的一个主语保持一致Thereisabookand2pencilsinthebag.Therearemanyflowersandatreeinthegarden.3、Therebe结构的疑问句（把be动词提到句子前面，若句子中有some，要变成any）Isthereabookonthedesk?Isthereanywaterintheglass?Arethereanyflowersinthegarden?语法专项整理（七）现在进行时1、看法：

10、表示说话时正在进行的动作。（提示词：Now,look,listen）2、构成：be动词+现在分词：be动词后边的动词要加ing，变成动名词。形式例句第一人称单数+am+现在分词Iamreadingabook.第三人称单数+is+现在分词Heisdoinghomework.Sheisflyingakite.第二人称单数/各人称复数+are+现在分词Wearecookingdinner.Theyarecleaningtheroom.3、现在分词规则例词一般情况，加ingWalk-walking,do-doinge结尾，去e加ingdance-dancing,make-making,write-wr

11、iting,have-having,5堡，双写加ingrun-running,swim-swimminghoppingsitting语法专项整理（八）一般现在时、看法：表示在存在着的情况，也可理解性的作，不断重复生的事。提示词：always,often,usually,sometimes,never,everymorning,every2、构成：分形式例句Be的一第一人称数+amIamastudent.般在第三人称数+isHeisaboy.Sheispretty第二人称数/各人称复数+Wearegoodfriends.are其他的第三人称数+三形式Sheworksinthehospital.H

12、elivesinthecity.一般在其别人称+原形Theyworkinthefarm.Weliveinthevillage.3、三形式：例一般,加sworkworks,makemakeso，ch，sh，s，x尾加eswatch-watches,wash-washes,go-goes,do-does音字母加y，去y加iesflyflies,cry-cries,元音字母加y，直接加sbuy-buys,playplays,stay-stays,不形式have-hasare,amis语法专项整理（九）一般将来时、看法：表示将来要做的事，要生的作。提示词：tomorrow,tonight,thisaf

13、ternoon,thisevening,thisweekend,nextweekend,next6Monday,2、构成：（1）be动词+goingto+动词原形：IamgoingtowatchTVafterdinner.Heisgoingtobuyabookthisafternoon.TheyaregoingtogoswimmingnextSunday.神情动词cancan在英语中有一个特其他名字,叫做神情动词，表示“能够”,“会”,“能力”后边要跟着表示动作的动词。没有时态和人称的变化。表示不能够做什么的时候,后边加上not为cannot,也许缩写为cant。问别人“能,吗？”要把can放

14、在句子前面,首字母要大写,句尾别忘加上问号。Icanswing.Icandraw.Shecanjump.Hecanplay.Wecantouch.Theycanrun.Icantsing.Youcantsee.Shecantdance.Hecanthearacar.7三年级下册期末复习资料一、句型复：一般疑句：有be把be提前，没be需加助Isthis/that/ita.?回答：Yes,itis.No,itisnt.Ishe/she?回答：Yes,he/sheis.No,he/sheisnt.Areyou?回答：Yes,Iam.No,Iamnot.Arethese/they.?回答：Yes,t

15、heyare.No,theyarent.Doyou.?回答：Yes,Ido.No,Idont.Doeshe/she/it?回答：Yes,hedoes.No.hedoesnt.Isthere.?回答：Yes,thereis.No,thereisnt.Arethere.?回答：Yes,thereare.No,therearent.特别疑句：第一确定特别疑1.where：哪里（状语）2.what：什么3.whatcolour：问颜色（表语）4.who：谁(回答用Heis.Sheis.Theyare.等）5.how：怎么样6.howmany：多少许量7.howmuch：多少钱价格Whoshe/she?

16、回答：Hes/ShesWhoarethey?回答：Theyare.Whereis.?回答：Itsin/on.(介短)Whereare?回答：Theyarein/on.(介短)Whereareyoufrom?回答：Iamfrom./Wearefrom.Whereishe/she/itfrom?回答：He/She/ItisfromWherearetheyfrom?回答：Theyarefrom.Whatsin/on/near/under/besidethe?回答：Thereis/are.Howmany.?回答：Thereisone./Therearetwo.(2个或2个以上的数字)Whatisit/

17、this/that?(数)回答：Itsa.Whatarethey/these/those?（复数）回答：Theyre平常用：Put.on/in(介短).回答：OK/Allright.Draw.回答:OK/Allright.Thankyou!回答:Yourewelcome.8Heres.回答:Thankyou!二、名词单数变复数，一般都把s加。特别变化有以下：1.单数复数一个样，sheep-sheepfish-fishgoldfish-goldfishChinese-ChineseJapanese-Japanese遇到oo变ee:foot-feetgoose-geesetooth-teeth有些

18、变化就是大：mousemicechild-childrenman-menwoman-women4.以s,x,sh,ch结尾，es(bus-buses,box-boxes,brush-brushes,watch-watches)5、以0结尾（有生命的o）+es(tomato-tomatoes)(番茄)例外：kangaroo-kangaroos6、以辅音字母y结尾，改y为ies(lady-ladies,baby-babiesstudy-studies)7.以f或fe结尾，改f或fe为ves(knife-knivesshelf-shelves)三、have与has的差异：have,has都是“有”,

19、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/donot）都用它。四、have，has与thereis,thereare的差异表示某人或某动物有：has/have(Ihaveadog.Thedoghasashorttail.)表示某地方有：thereis/are(Thereisabookinthebag.)五、Some与any的差异：some用于必定句中，any用于否定句和疑问句中。如：Ihavesomebooks.Idonthaveanybooks.Doyouhaveanybooks?六a与an的差异a,e,i,o,u）开头的单词用an一般来讲，元音字母（即如：anappleanearanAmericangirlanAustralianstampanoldman七Therebe句