可数名词单数变复数多媒体教学ppt课件.pptx

《可数名词单数变复数多媒体教学ppt课件.pptx》由会员分享，可在线阅读，更多相关《可数名词单数变复数多媒体教学ppt课件.pptx（52页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、Whats this ?Its an apple.What are these?They are two apples.-What are these?-Whats this?-Its a pen.-They are pens.-What are those?-Whats that?-Its an English book.-They are English books.backpackswatchesorangespens-What are these ?-Theyre .mapscaseskeys-What are those ?-Theyre . 可数名词是指能以数目来计算，可以分成个体

2、的人或物，因此它有单数，复数两种形式。单数复数可数名词如何变化？规则变化不规则变化规则变化规则变化1、一般情况词尾加一般情况词尾加s 浊辅音和元音后读z 清辅音后读s 例词例词 bag bags bgz cup cups kps row rows ruznamepenbookrulernames nemzpens penz books bks rulers ru:lz 2、以s, x, ch, sh等 结尾的词， 词尾加es， 读iz。 例词例词： boxboxesbksiz watch watcheswtiz classclasses kl:sizbusbuses bsz foxes fks

3、Iz fox(狐狸)dish(盘子)dishes dz grassgrasses gr:sz 3、以 ce，se，ge 等 结尾的词， 词尾加s， 读 iz。例词casecases keisiz raceraces reisizbridge- bridgesbrdiz exercise- exercisesekssazz 4、以“辅音字母辅音字母+y”结尾的词 变 y 为 i，再加 es ， 读z。例词：例词：lobbylobbies lbizdutyduties dju:tiz familyfamilies fmilizladycities sitiz strawberries str:br

4、iz ladies leidizcity(城市)strawberry(草莓)5、以 “元音字母元音字母+y” 结尾的词， 词尾加 s， 读 z。 例词：例词： boy boys bizkeyways weztoys tz keys ki:z waytoy monkeymonkeysmkz 6、以 fe 或 f 结尾的词 通常情况下变 f 为 v 加es， 读vz。例词：例词： leafleaves li:vz thiefthieves i:vz wifewives waivzknivesnavz halvesh:vz wolveswlvz knifehalfwolf(狼)calfcalvesk

5、:vz “小偷”(thief)的“妻子”(wife)用“刀子”(knife)和“树叶”(leaf)把“狼”(wolf)劈成两“半”(half)。 巧记：7 部分已f结尾的名词复数还可直接加-s读ssaferoofsrufschiefsti:fs safessefs roofchief9、以“辅音字母辅音字母+o” 结尾的名词， 词尾加es， 读z。例词：例词： hero heroes hiruz potatopotatoes pteituz tomato tomatoes tm:tuz 加-es的名词有: potato, tomato, hero巧记:英雄爱吃英雄爱吃 土豆炖西红柿土豆炖西红柿

6、。10、以 “元音字母元音字母+o” 结尾的名词 词尾加s ， 读z。例词例词：radioradios reidiuzzoozoos zu:zbamboobamboosbmbu:z 11 个别以O结尾的名词可有两种复数形式 读音为zmangosmangoesmosquitosmosquitoesmangomosquitomz mski:tz 12、单复数同形单复数同形 ，保持原音，保持原音。 例词例词： fish fish f sheep sheep i:p cattle cattle ktl deer deer d(r) 13、复数形式没有任何规律复数形式没有任何规律 例词：例词： manm

7、enmen woman women wmn toothteeth ti: foot feet fi:t goose geese i:s childchildren tldrn mouse mice mas 14、除人民币元、角、外， 美元、美元、 英镑、英镑、 欧元欧元等 都有复数形式。例词 one dollar two dollars one pound two pounds 名词变复数歌诀名词变复数歌诀名词复数有变化，词尾常把名词复数有变化，词尾常把-s加；加；结尾若是结尾若是s, x, ch, sh, 加上加上-es要记下；要记下；若遇若遇f, fe, 更要弄清其变化；更要弄清其变化；先

8、将它们变成先将它们变成v，然后再把，然后再把-es加；加；y结尾要分清，两种情况必须明；结尾要分清，两种情况必须明；不规则名词要注意，它的词形需牢记；不规则名词要注意，它的词形需牢记；中日友好不变化，英法联军中日友好不变化，英法联军a变变e。说明说明:表示某国人，通常在单数后面加表示某国人，通常在单数后面加s。但是（中国人）但是（中国人）Chinese（日本人）（日本人）Japanese单复数一样，单复数一样，（英国人）（英国人）Englishman和（法国和（法国人）人）Frenchman只需把只需把a变为变为e。Activity1袜子配对：将成对的袜子连线并涂上相同的颜色给下列可数名词加复

9、数 bird- card- lady- orange- ruler- photo- friend- boy- watch- girl- case- cat- wife- tree- key- bed- hero- family- dictionary- question- leaf- party- cup-birdsladiesorangesrulerscatsboysgirlscaseswiveswatchestreeskeysquestionsbedsheroesfriendsfamiliesdictionariesphotoscardsleavespartiescupsactivity2

10、 How many _ (book) are there? Key: books Lucy and Tom are my _(friend). Key: friends用所给的单词的复数的正确形式填空：用所给的单词的复数的正确形式填空：1I have two _(pencil-box). 2There are three _(chair) in the classroom.3These _(tomato) are red. 4_(hero) are great.5My brother looks after two _(baby)6There are some _(deer) eating t

11、he grass.7My father likes to eat _(potato).8Chinese _(people)like to eat noodles.9I have a lot of _(toy) in my bedroom.10I help my mother wash _(dish) in the kitchen.选出正确形式选出正确形式1I can see three _ in the zoo. A monkeys B monkeys C monkey2.The pig has four _.A.foot B. feet C. foots3.My two brothers a

12、re both _.A.policeman B. policemans C. policemen4.There are four _ in the class.A.Japanese B. Japaneses C. Japan5.I can see ten _ in the picture.A. sheep B. dog C. pig6.The _ has three_.A.boys, watches B. boy, watch C. boy, watches7.C an you see _on the plate? A. bread B. breads C. breades8.The girl

13、 often brushes her_ before she goes to bed.A.tooth B. toothsC. teeth9.Mr Black often drink some _.A. milk B. milks C.milkes10.There are some _ on the floor.A. child B. water C. books句子单数变复数句子单数变复数1. This is a book. 2. That is an eraser.3. It is a red apple. 4. I am a boy.5. He / She is a teacher.6. Whats this ? These are books.Those are erasers.They are red apples.We are boys.They are teachers.Whatre these ?