河北省邢臺(tái)市臨西一中九年級(jí)英語《名詞單數(shù)變復(fù)數(shù)》課件 人教新目標(biāo)版.ppt

名詞單數(shù)變復(fù)數(shù) 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 名詞單數(shù)變復(fù)數(shù) 一 規(guī)則變化 1 加s 2 加s x ch sh結(jié)尾的名詞加es 3 以輔音字母加y結(jié)尾的名詞 先改y為i 再加es mothers fathers sisters brothers buses boxes watches family familiesdictionary dictionaries 區(qū)別key keysboy boys 二 不規(guī)則變化 4 單復(fù)數(shù)同形 不變 sheep 綿羊 deer 鹿 fish 魚 2 man womanmen women 1 加es potatoes 土豆 tomatoes 西紅柿 chinese 中國人 japanese 日本人 6 ooee foot 腳 tooth 牙齒 goose 鵝 5 以f fe結(jié)尾的 變f為v 再加es wife 妻子 knife 小刀 shelf 架子 leaf 葉子 wolf 狼 3 child 孩子 children 男人 婦女 名詞單數(shù)變復(fù)數(shù)后s es的讀音1 在清輔音后讀 s 2 在元音和濁輔音后讀 z 3 在 s z t d 后讀 iz 4 在 t 后讀 ts 在 d 后讀 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 句子單數(shù)變復(fù)數(shù)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 單數(shù)復(fù)數(shù) 一 寫出下列單詞的復(fù)數(shù)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 句型轉(zhuǎn)換1 thisismymother 1 變否定句2 變一般疑問句 并作肯定回答 thisisnotmymother isthisyourmother yes it sheis 2 thatisacar 1 變否定句2 劃線提問3 變復(fù)數(shù)句 thatisnotacar what sthat thosearecars 3 that sanenglishdictionary 1 變否定句2 變一般疑問句 并作否定回答 that snotanenglishdictionary isthatanenglishdictionary no itisn t 4 herfamilyname ssmith 5 myjacketislightblue 6 is that brother my dave組詞成句 劃線提問 劃線提問 what sherfamilyname whatcolorisyourjacket thatismybrother dave 句型轉(zhuǎn)換1 what sthis 復(fù)數(shù) what rethese 2 he sachineseboy 復(fù)數(shù) they rechineseboys 3 thisisabike 否定句復(fù)數(shù)句一般疑問句 并作肯定回答 thisisnotabike thesearebikes isthisabike yes itis 4 thatismybrother 否定句一般疑問句 并作否定回答 thatisnotmybrother isthatyourbrother no it heisn t 5