七年级上册名词单数变复数.ppt

名词单数句子变复数句子 Thisisanapple Thatismysister be动词表示 是 有三个 am is are 我 I 用am 你 you 用are Is用于他 he 她 she 它 it 单数后跟is 复数人称全部都用are 单数 复数 weyoutheythesethose Iyouhe she itthisthat amareisisis areareareareare Thisisanorange Theseareoranges Thatisapencil Thosearepencils Thisismygrandfather Thisismygrandmother Thesearemygrandparents Thisismymother Thisismyfather Thisismybrother Thisismybrother too Thesearemyparents Thesearemybrothers 把下列句子单数变成复数 1 Thisisabook 2 Thatisanorange 3 Thisismypencil 4 Thatisherquilt 5 Isthisyourwatch 6 Isthathisdictionary 7 Itismymap 8 That shisring Thesearebooks Thoseareoranges Thesearemypencils Thoseareherquilts Aretheseyourwatches Arethosehisdictionaries Theyaremaps Thosearehisrings 把下列句子变成复数 1 Thisismysister 2 Thisishercousin 3 Thatishisbrother 4 Thatismygrandparent 把下列句子变成单数 1Thesearemyfriends 2 Thosearehisparents 3 Thosearehersisters 4 TheseareLiLing sbrothers Thesearemysisters Thesearehercousins Thosearehisbrothers Thosearemygrandparents Thisismyfriend Thatishisparent Thatishersister ThisisLiLing sbrother Whatarethese What sthis It sapen Theyarepens Whatarethose What sthat It sanEnglishbook TheyareEnglishbooks backpacks watches oranges pens What rethese They re maps cases keys What rethose They re 名词单数变复数 一 规则变化 1 加s 2 加s x ch sh结尾的名词加es 3 以辅音字母加y结尾的名词 先改y为i 再加es mothers fathers sisters brothers buses boxes watches family familiesdictionary dictionaries 区别key keysboy boys 二 不规则变化 4 单复数同形 不变 sheep 绵羊 deer 鹿 fish 鱼 2 man womanmen women 1 加es potatoes 土豆 tomatoes 西红柿 Chinese 中国人 Japanese 日本人 6 ooee foot 脚 tooth 牙齿 goose 鹅 5 以f fe结尾的 变f为v 再加es wife 妻子 knife 小刀 shelf 架子 leaf 叶子 wolf 狼 3 child 孩子 children 男人 妇女 名词单数变复数后s es的读音1 在清辅音后读 s 2 在元音和浊辅音后读 z 3 在 s z t d 后读 iz 4 在 t 后读 ts 在 d 后读 dz desksmaps brotherspens classes watches oranges cats friends pendeskkeyboxknifecardorangeboyfriendparentmotherfathersisterbrothersondaughtercousinfamilychildmanpencilcasesheep s s s s es knives s s s s s s s s s s s families children men s sheep 句子单数变复数Thisisabook Thatisaneraser Itisaredapple Iamaboy He Sheisateacher What sthis Thesearebooks Thoseareerasers Theyareredapples Weareboys Theyareteachers What rethese this that I you he she it am is these those we you they are 单数复数 一 写出下列单词的复数I 2 am 3 he 4 pencil 5 watch 6 dictionary 7 man 8 it 9 parent 10 boy we are they pencils watches dictionaries men they parents boys 二 句型转换1 Thisismymother 1 变否定句2 变一般疑问句 并作肯定回答 Thisisnotmymother Isthisyourmother Yes it sheis 2 Thatisacar 1 变否定句2 划线提问3 变复数句 Thatisnotacar What sthat Thosearecars 3 That sanEnglishdictionary 1 变否定句2 变一般疑问句 并作否定回答 That snotanEnglishdictionary IsthatanEnglishdictionary No itisn t 4 Herfamilyname sSmith 5 Myjacketislightblue 6 is that brother my Dave组词成句 划线提问 划线提问 What sherfamilyname Whatcolorisyourjacket Thatismybrother Dave 句型转换1 What sthis 复数 What rethese 2 He saChineseboy 复数 They reChineseboys 3 Thisisabike 否定句复数句一般疑问句 并作肯定回答 Thisisnotabike Thesearebikes Isthisabike Yes itis 4 Thatismybrother 否定句一般疑问句 并作否定回答