七年级英语上册 Unit 6 Food and lifestyle grammar1课件 （新版）牛津版.ppt

,Unit6Grammar,Countable&UncountableNouns,学习目标,（1）识别并使用可数名词和不可数名词。（2）能够将可数名词变成复数，知道其变化规则。（3）学会正确使用量词修饰不可数名词。,foodanddrinks,Nouns,CountableNouns,UncountableNouns,名词,Countablenounsanduncountablenouns,Canyouhelpthenounsintheboxfindtheirhome?,可数名词countablenouns,不可数名词uncountablenouns,apple,rice,lemon,meat,hamburger,carrot,juice,sheep,milk,sweet,man,pork,beef,chicken,CountableNouns,anapple,apear,anorange,abanana,anegg,acarrot,Weuseaoranbeforeasingularcountablenoun.Ifthenounstartswithavowel(元音)sound,weusean.,Moreexamples:,_USship_hour_uncle/auntThereis_uand_sintheworduse.,a,an,a,an,an,aoran,a用于以辅音音素开头的单词前，如apen/adeskauetc,an用于以元音音素开头的单词前，如anapple/aninterestingstoryanhflmnsxretc,1._oldbike2._talltree3._orangecoat4._bigapple5.half_hour6._Englishbook7._Americanboy,Fillintheblankswitha/an.,anapple,apples,abanana,bananas,acake,cakes,acarrot,carrots,rule,可数名词复数一般是直接在名词后面加s,watches,boxes,fishes,buses,rule,以字母s,x,ch,sh结尾的单词，变为复数时在其后加es,hero-heroes,tomato-tomatoes,potato-potatoes,mango-mangoes,Heroesliketomatoes,potatoesandmangoes.,rule,其他以“o”结尾的单词直接加“S”,piano-,radio-,photo-,pianos,radios,photos,zoo-,kilo-,zoos,kilos,Heroesliketomatoes,potatoesandmangoes.,astorybook,rule,元音字母+y结尾的：y+s,atoy,sometoys,manystories,twostorybooks,rule,以f或者以fe结尾的单词，通常把f或者fe变成v,再加es,例：half,wife,knife,life,aknife,knives,Singular(单数)Plural(复数),P73,+S,-y+ies,+es,+sor+es,-forfe+ves,Changethewordsintopluralforms.,bus_bag_half_family_photo_tooth_player_kilo_day_wife_potato_child_watch_fish_,buses,halves,photos,players,days,potatoes,watches,bags,families,teeth,kilos,wives,children,fish,UncountableNouns,bread,water,chicken,salt,apieceofbread,aglassofwater,aplateofchicken,apacketofsalt,Herearesomeexamples:,gls,plet,pis,slt,rice,tea,meat,milk,juice,twobagsofrice,threecupsoftea,fourkilosofmeat,fivecartonsofmilk,sixbottlesofjuice,Tip,kil,kt()n,btl,AtthesupermarketMillie:Mum,whatdoweneedtobuy?Mum:Weneedsome_,a_of_anda_of_.Millie:Doweneedtobuy_?Mum:Yes.Letsbuysome_and_.Millie:Iwanttobuysome_.TheyareGrandpasfavourite.Andwehaveonlyan_athome.Weneedtobuysometoo.Mum:OK.Wecanalsobuyafew_of_.,chicken,bag,rice,packet,salt,vegetables,carrots,potatoes,oranges,apple,bottles,juice,bag,packet,apple,vegetables,carrots,potatoes,oranges,bottles,chicken,rice,salt,juice,可数名词(1)可以计数的名词。(2)可以用冠词a,an限定,表示一个。(3)可以用one,two,three限定。(4)有复数形式。,Summary:countableanduncountablenouns,不可数名词(1)是指不能计数的名词。(2)不可以用a,an限定。(3)不可以用one,two,three限定。(4)没有复数形式。(5)计量用数字+量词+of+不可数名词的结构。aglassofjuice,twokilosofmeat,Mybreakfast,lunchanddinner,Forbreakfast:Forlunch:Fordinner:,Letsgoshopping!,Iwanttobuy.,Translation,一袋盐两袋大米三杯茶四千克肉五盒牛奶六杯果汁,apacketofsalt,twobagsofrice,threecupsoftea,fourkilosofmeat,fivecartonsofmilk,sixglassesofjuice,几袋大米八公斤牛肉一张纸两片面包九杯茶十盒牛奶,somebagsofriceeightkilosofbeefapieceofpapertwopiecesofbreadninecupsof