名词种类及单复数变化.ppt

,个体名词：,boy,girl,teacher,school,book,room,pen,pencil,desk,apple,具体可见的，可以数出数量的个体。,二.名词种类与名词的数,1）所有的专有名词都是不可数名词。2）个体名词通常都是可数的。3）集体名词和成双成对的名词永远用作复数。people,police,trousers,glasses4）物质名词和抽象名词为不可数名词。,特殊情况：,.有些名词,如:family,class,team等既可用作单数又可用作复数。当强调整体时，常用作单数；当强调整体中的各个成员时，常为复数。例：Thefamilyisquitebig.这是个大家庭。Thefamilyareenjoyingthemselvesinthepark.家里的每个人都玩得很高兴。,2）有些名词既可作可数名词也可作不可数,词，但词义有所不同。,sand沙sands沙滩,wood木头woods森林,fish鱼肉fish鱼,orange橙汁anorange桔子,chicken鸡肉achicken小鸡,room空间、余地aroom房间,名词变复数的规则,aboy,boys,agirl,girls,anapple,apples,abook,books,请写出下列单词的复数形式。1.ruler2.desk3.bed4.bag_5.book_6.pen_,rulers,desks,beds,bags,books,pens,bus,buses,peach,peaches,box,boxes,dish,dishes,pianos,piano,potato,potatoes,butterfly,butterflies,leaf,leaves,sheep,sheep,tooth,teeth,1.一般情况下，在名词词尾加swork2.以辅音字母s,sh,ch,x结尾的名词，在词尾加esbusbrushwatchbox,works,buses,brushes,watches,boxes,3.以o结尾的词，词尾加es或s除了两人两菜，其余都直接加spianos,photos,zoos,radiospotatotomatoheronegro,potatoes,tomatoes,heroes,negroes,4.以辅音字母加y结尾的词，先将y变为i，再加es,familycitylady以y结尾的专有名词或元音字母加y结尾的名词变复数时，直接加sboykey,families,cities,ladies,boys,keys,5.以f或fe结尾的专有名词，先将f活fe变成v再加es帮你巧记忆：Wife拿knife去宰wolf，thief看到发了慌;躲到shelf后self保命，half片树叶障目光。,6.名词复数的不规则变化:1).变内部元音man-foot-1.Howmanytimesdoyoubrushyour(tooth)everyday?,men,feet,teeth,2).词尾加en,或renchild-ox-3).单复数同形:Chinese,Japanese,sheep,deer,fish,Therearemore_(sheep)inAustraliathaninJapan.,children,oxen,中国人和日本人很爱护绵羊、鹿和鱼。,sheep,man-men,woman-women,mendoctors,womenteachers,4).复合名词的复数变化：主要词改为复数：passer-bypassers-by路人；father-in-lawfathers-in-law前后两词均该复数：manservant-menservants;womannurse-womennurses,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.,A,B,B,B,请同学们判断下列句子的正误，正确的填“T”,错误的填“F”。Idlikesometomatosforlunch.()Howmanyphotoscanyousee?()TherearetwobigzoosinShanghai.()Tomlikescollectingleafves.()ZhangPengiscatchingbutterflysnow.(),F,T,T,F,F,tomatoes,leaves,butterflies,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.teeth,B,C,A,C,1,2,3,4,Whoslucky?,Youcanchoosealuckynumberandfinishthetask,thenyoucangetasurperise.选择一个数字，并完成相应的任务！并可以得到相应的奖品！,1.Heisa（警察）.2.Theyare（警察）.,单项选择,A.policeman,B.policemen,A,B,单项选择,1.Thereareonthewall.Theyareverybeautiful.A.photoesB.photosC.photo2.Idlikesome_.A.tomatoB.tomatosC.tomatoes,B,C,用括号内单词的正确形式填空,-1.TomandMikeare_(boy)-2.Therearethree_(desk)intheclassroom.,boys,desks,.,1.Howmany_arethereinthebox?A.watchB.watchesC.watchs2.Therearethree_intheplayground.A.busB.busesC.buss,单项选择,B,B,名词变复数歌诀名词复数有变化，词尾常把-s加；结尾若是s,x,ch,sh,加上-es要记下；若遇f,fe,更要弄清其变化；先将它们变成v，然后再把-es加；y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；中日友好不变化，英法联军a变e。,练习,1.Whatdoyouwant?Iwant_.A.pieceofbreadB.twopieceofbreadC.abreadD.somebread2._isstandingatthecornerofthestreet.A.ApoliceB.ThepoliceC.PoliceD.Apoliceman,3.Canyouseenine_inthepicture?,A.sheepB.dogC.pigD.horse,4.The_hastwo_.,A.