可数名词单数变复数08832演示教学.ppt

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1、可数名词单数变复数ppt08832-What are those?-Whats that?-Its an English book.-They are English books.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 busbuses bsz foxes fksIz foxdishdishes dz grassgrasses gr:sz 例词：例词：box boxesbksizwatch watcheswtizclass classes kl:siz2、以s,x,ch,sh等 结尾的词，词尾加es，读iz。3、以 ce，se，ge 等 结尾的词，词尾加s，读 i

2、z。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:briz 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 boy

3、s bizkeyways weztoys tz keys ki:z waytoy monkeymonkeysmkz 例词：例词：leafleaves li:vz thiefthieves i:vz wifewives waivzknivesnavz halvesh:vz wolveswlvz knifehalfwolf(狼)calfcalvesk: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：6、以 fe 或 f 结尾的词 通常情况下变 f 为 v 加es，读vz。7 部分已f结尾的名词复数还可

4、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。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 sheep sheep

5、 i:p cattle cattle ktl deer deer d(r)12、单复数同形单复数同形 ，保，保持原音持原音。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：manmenmen 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

6、数有变化，词尾常把名词复数有变化，词尾常把_加；加；结尾若是结尾若是_,加上加上_要记下；要记下；若遇若遇_,更要弄清其变化；更要弄清其变化；先将它们变成先将它们变成_，然后再把，然后再把_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；中日中日不变英法变，其它不变英法变，其它s加后变。加后变。s,x,ch,shs-esf,fev-es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

7、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。给下列可数名词加复数 bird-card-lady-orange-ruler-photo-friend-boy-watch-girl-case-cat-wife-tree-key-bed-hero-family-dictionary-question-leaf-party-cup-birdsladiesorangesrulerscatsboysgirlscaseswiveswatchestreeskeysquestionsbedsheroesfriendsfamiliesdictionari

8、esphotoscardsleavespartiescupsactivity2How many _(book)are there?Key:booksLucy 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

9、 are some _(deer)eating the 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.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 is a man teacher.6.Whats this?These are books.Those are erasers.They are red apples.We are boys.They are men teachers.Whatre these?