小学名词变复数课件 32页

名词名词：是指人或事物名称的词。名词专有名词China普通名词个体名词book集体名词family物质名词water抽象名词work不可数名词可数名词\n名词的单数形式一般可用a来修饰*acar*abook在元音发音开头的单词前用an*anelephant*anapple\nappleapplesbookbooksbusbusespeachpeachesdishdishesknifeknivesboxboxesleaves直接加s以s,x,ch,sh结尾加es以f,fe结尾把f,fe变为vesbabybabiescandycandies以辅音字母加y结尾把y变i加esleafbutterflybutterflies\n名词变复数1．一般在名词后面加上“s”:book→books，bag→bags2．以s,x,sh,ch，等结尾的词加“es”:bus→buses，watch→watches3．以辅音字母＋y结尾的词，变y为i加es，baby→babies以元音字母＋y结尾的名词变复数时，直接加s变复数，boy→boys\n以f或fe结尾的名词变复数去掉f，fe加veshalf（一半）→halvesknife（小刀）→knivesleaf（树叶）→leaveswolf（狼）→wolveswife（妻子）→wiveslife（生活）→livesthief（小偷）→thieves“小偷”(thief)的“妻子”(wife)用“刀子”(knife)和“树叶”(leaf)把“狼”(wolf)劈成两“半”(half)。\n请同学们选择正确的词形填空。Ihavetwo.A.watchsB.watches2.Therearefive.A.boxesB.boxs3.Ourschoolhasten.A.classB.classes4.Whatcolorareyour?A.dressB.dresses.ABBB\n要点考点聚焦找规律tomatoespotatoesheroesNOUN.\nradiosphotos找规律zoospianosNOUN.\nNegro---Negroeshero------heroestomato----tomatoespotato-----potatoes可数名词复数变换规则规则5:有生命的以o结尾的名词变复数时，词尾加es;凡无生命的以o结尾的名词变复数时直接加s。zoo------photo----piano----radio----zoosphotosradiospianos"黑人""英雄"爱吃"西红柿""土豆"。\nnegronegroes\npotatopotatoes\ntomatotomatoes\nheroheroes\n(二)不规则变化男人女人a变e，鹅足牙oo变ee；man-men;woman-women;goose-foot-feet;tooth-teeth老鼠虱子也好记，ous变ic；mouse-mice;孩子加上ren，鱼鹿绵羊不用变child-children;fish;deer;sheepthis---these(这些)that--  those(那些)\nmanmenwomanwomenfootfeetchildchildrensheepsheeptoothteethpianopianos以o结尾，有生命的加-es，无生命的加-stomatopotatotomatoespotatoes不规则名词复数要用心记忆\n单项选择()1.Thepighasfour______.A.footB.feetC.foots()2.Mytwobrothersareboth______.A.policemanB.policemansC.policemen()3.Icanseeten_____inthepicture.A.sheepB.dogC.pig()4.Thegirloftenbrushesher_____beforeshegoestobed.A.toothB.toothsC.teethBCAC\n名词变复数AbookThisisabook.Thisisachinesebook.Thesearesomebooks.What’sthis?Whatarethese?It’sabook.Theyarebooks.\nWhat’sthisinEnglish?It’sanapple.Whatarethese?Theyaretwoapples.\n--Whatarethese?--What’sthis?--It’sapen.--Theyarepens.\n--Whatarethose?--What’sthat?--It’sanEnglishbook.--TheyareEnglishbooks.\nbagswatchesorangespens--What’rethese?--They’re….\nmapscaseskeys--What’rethose?--They’re….\nThis__________________.These__________________.isatreearetwotreesThesearesometrees\nHeisapoliceman.Theyarepolicemen.It’sabox.Thereare2boxes.It’sanapple.I’dlikesomeapples.It’sabook.Howmanybooksdoyouhave?\n五appletreefactoryworkmandoctorwomanteacherappletreesfactoryworkersmendoctorswomenteachers归纳：复合名词通常在后一个名词上变复数，但是含有woman和man的复合名词，两者都要变复数\n将下列名词变复数（练习）1、orange2、bus3、book_____4、box5、piano6、child_____7、leaf8、bed9、country_____10、balcony11、boy12、foot_____13、potato14、photo15、man_____16、baby17、tomato18、watch_____19、woman20、knife22、sheep_____balconiesboysfeetpotatoesphotosmenbabiestomatoeswatcheswomenknivessheepbooksboxeschildrenpianosleavesbedsbusesorangescountries\nTherearesomany________(leaf)onthetrees.2.These_______(tomato)arered.3.Thereissome_____(water)intheglass.4.Mybrotherlooksaftertwo______(baby)练习leavesstudiestomatoeswaterbabies\nthis–that–I–you–he/she/it–am/is–thesethoseweyoutheyare单数复数\n句子单数变复数Thisisabook.Thatisaneraser.Itisaredapple.Iamaboy.He/Sheisateacher.What’sthis?Thesearebooks.Thoseareerasers.Theyareredapples.Weareboys.Theyareteachers.What’rethese?\n复数句子变单数句子Thesearedictionaries.单数一般疑问句,并作肯定回答划线提问Thisisadictionary.Arethesedictionaries?Yes,theyare.Whatarethese?\n单复数句子转换ThisisaknifeThesearesomeknives.2.Thatisabox.Thosearesomeboxes3.She/Heisawomanteacher.Theyarewomenteachers.\n易错题manwomanEnglishmanGermanmanteacherwomandoctormenwomen3.Englishmen4.Germans5.menteachers6.womendoctors