XX小学三年级英语下册复习资料（重要语法）www.5y语法知识一．可数名词变复数的规则.一般情况，直接在名词后面加“s”.如:bed–bedscat—cats2.以“s,x,sh,ch”结尾,在后面加“es”.如:bus—buses box—boxesglass—glasses3.以辅音字母+y结尾的名词,改y变i再加es.如:baby—babiesstudy—studieslady—ladies4.特殊情况，不规则：①复数不变：sheep—sheepfish—fishgoldfish—goldfish②不规则：goose—geesemouse—micechild—childrenshelf—shelvestooth—teethman—menwoman—women◆不可数名词（不加s）hair---头发juice---果汁tissue---纸巾chalk---粉笔water---水二．“是”动词有三个：amareis第一人称单数：I—am第二人称单数：you—are第三人称单数：he,she,it—is全部复数都用：are注意不可数名词：Isthereanytissueonthetable?Isthereanyorangejuiceintheglass?三.some和anysome和any的主要区别为：some和any都表示“一些”，但是“some”用于肯定句，any用于否定句（not；n’t）和疑问句（？）。
例如：Therearesomeapplesinthefridge.变成否定句：Therearenotanyapplesinthefridge.变成疑问句：Arethereanyapplesinthefridge?练习：用some\any填空,并在后面的说明是肯定句、否定句还是疑问句）.Thereare________childreninthegarden.2.Arethere________stoolsinthelivingroom?3.Therearen’t________picturesonthewall.4.Thereare____________cakesonthetable.5.Ben,arethere_________cookiesinthebox?6.jackhas____________Englishbooks.四.（拥“有”）has和havehave的基本意思相当于汉语的“拥有”。
例如：Ihaveabook.have一般用在主语是I,you,we,they等人称代词，以及事物名称是复数形式的时候（theboys\thegirls\thechildren\themen\mikeandjack.. ..。
例如：我/我们/他们有一些笔记本。
I/we/Theyhavesomenotebooks.孩子们有一个球。
Thechildrenhaveaball.桌子都有四条腿。
Thetwodeskshaveeightlegs.如果是第三人称单数及其它名词单数时，have要变化成has.他有两个蛋糕。
Hehastwocakes.jane有几本图画书。
janehassomepicture-books.我们的教室有三扇窗子。
ourclassroomhasthreewindows.问“你、他们、….”有什么….?Doyouhaveanypencils?yes,Ido.\No,Idon’t.练习：.He_______atoycar.AndI______atoyplane.2.She______someredrulers.mybrothers________someyellowrulers.3.They______twopencils4.Thechildren______abigbedroom.5.Thelady______twodaughters.6.myfather_______acar.7.Thegoldfish______abeautifultail. 8mybedroom________twowindows.9.Thetable_____fourlegs.0.Doyou_________anyboxes?No,I_______1.Dothey_________ahouse?yes,they_____.五.（存在“有”）therebe句型（1）Therebe句型表示：在某地有某物（或人）（2）在therebe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。
练习：There_____anappleonthedesk.2There_____manybikesunderthetree.3.There_____oneclock,twomapsandfivepicturesonthewal l.（3）therebe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。
练习：.Thereisnotacomputerinthestudy.2.Therearenotbooksontheshelf.3.______thereaspiderinthatcorner?yes,thereis.4.______thereanydictionariesontheshelf?No,therearen’t.（4）therebe句型与have的区别：therebe表示在某地有某物（或人）；have表示某人拥有某物。
______asofainthestudy.janet______anAustralianstamp.（5）针对数量提问的特殊疑问句的基本结构是：Howmany+名词复数+arethere+介词短语？Howmany_______arethereinthedingingroom?（6）针对主语提问的特殊疑问句的基本结构是：what’s+介词短语？练习：Thereisacarinthegarage.----_________inthegarage?（7）Therebe结构一般用在句子的开头，而have等词只能用于某一个主语后面。
.___________（有）asofainthestudy.2.______________somespidersonthewall.3.we______abigbedroom.4.mrswebb______apinkcar.六．问你来自哪里？whereareyoufrom?回答：有from用国家名：Iamfromchina.无from用国籍：Iamchinese.问…在哪里？单数：whereis…?It’son/in/under…复数：whereare….?They’reon/in/under…七．人称代词：Imy（我的）Iamateacher./myEnglishteacherismr.Zhang.we（我们）ourweareyourteachers./ourEnglishteacherismr.Zhang. youyouryouareatallboy./yourbagisbigandbeautiful.youyouryouaremygoodfriends./yourEnglishteacheristall. hehisHeismyfather./Hishairisshort.sheherSheismymother./Herhairislong.ititsItisatallbuilding./Itsmouthisbig.theytheirTheyaremyfatherandmother./ TheirEnglishnamesareBenandjanet.选择填空，把答案抄写在横线上。
.mymother’smotherismy.2.whoistheman?He’smy.3.ThisisSally. hairislong.4.isyourname?mynameisLinda.5.Samandshe brotherandsister.6.The motherischenXiaoling.7.Thechildrentall.8.isLily’saunt.9.who’sthemanabag?He’smrchen.0.Theladyisslim.She’svery.1.Thereisappleonthetree.2.Thereare bedroomsinthehouse.3.Therearen’t studiesupstairs.4.yourdesk?It’sinmystudy.5.Thereisabirdthetree.6.（what,where）isjanetfrom? She’sfrom..7.Zhangmaiisfrom.He’s.8.Ilikethatstamp.9.Arejapanesestamps?20.Thechinesestamphasagoldfish it.21.we’refromBritain.22.I_____twopens.23.UncleSam_____fourships.24.Thedog_____cuteandsmall.25.jackhas_____pets.ButIdon’thave_____pets.26._____youhaveapig?yes,I_____.27.janethassix_____.28.ThisisEnglishbook.29.jackistallboy.30.Hetencats.31.Ianewhouse.32.mymothertwosisters.33.Theseareyellow34.thebeautifullady?SheismissGreen.35.Ihavecutepets.36.Doyouhavedogs?37.isthebook?It’sonthedesk.38.whereis?39.Doyouhaveanystamps?40.Thesearechinese.41.theoldladywithgreyhair?42.Imanytoys.43.theseGermanycars?yes,they44.Doyouhavestamps?45.Arethereanyunderthetree?yes,there.www.5y。