Unit6SectionAGrammarFocus-3c课件人教版英语七年级上册2

Unit6

Doyoulikebananas?第二课时SectionA(Grammarfocus~3c)

Learningaims1.Beabletotellcountablenounsfromuncountablenouns..2.Beabletousethecountablenounsanduncountablenouns..

1.ReadGrammarFocusthreetimesbyyourselves2.TalkabouttheusageofCountablenounsandUncountablenounsinyourgroups.名词n.salad pears tomato orangebanana

wall classroom watchLinda TheGreatWall watch boxradio potato hero familythief

life man childdeer glass milk quilt表示人或事物名称的词名词的数可数名词和不可数名词可数名词（1）（2）（3）（4）定义：是可以计数的名词。可数名词前可以用a,an限定,表一个。可数名词前可以用one,two,three…等数词限定。可数名词有复数形式。banana---_________

watch---_________box---_________ radio—_________tomato---_________ potato—_________hero—_________ family---_________thief--_________

life---_________man---_________

child—_________deer—_________名词变复数名词变复数形式

1.一般在名词的词尾加-s.banana---bananas

2.以

-s,-sh,-ch,-x结尾的名词,在词尾加-es构成复数形式．watch---watches，box---boxes3.有些以-o结尾的名词，则无生命加-s/有生命加-es.tomato---tomatoes,hero—heroes，negro–negroes,

photo-photos,radio--radios

4.以辅音字母加-y结尾的名词，则把-y改为i，加-es.family---families

5.以-f或-fe

结尾的名词，则把-f,-fe改为v，再加-es.

thief--thieves,

wife—wives，knife---knives,

leaf—leaves，

wolf--wolves,

life---lives可数名词的复数形式读音类别单数复数单复数同形deer(鹿)deerChinese(中国人)Chinesesheep(绵羊)sheep单复数不同形词尾发生变化child(小孩)children改变单词的元音字母woman(妇女)womenman（男人）mentooth(牙齿)teethfoot(脚)feet名词修饰名词的短语变复数，把中心名词变复数；但是男女修饰的名词短语，把man/woman变复数,后边名词也变复数；Anappletree---twoappletreesAmanteacher---twomenteachers可数名词复数形式的不规则变化可数名词和不可数名词不可数名词（1）（2）（3）（4）定义：是指表示不能计数的事物的名词。不可数名词前不可以用a,an限定。不可数名词前不可以用one,two,three…限定。不可数名词没有复数形式。用some、much、alotof、lotsof以及单位量词来修饰。常见的不可数名词粉末/颗粒类:如：flour（面粉），rice（米饭）液体、气体:如：water（水），air（空气）语言、学科:如：English（英语），Chinese（汉语）肉类:如：beef（牛肉），pork（猪肉）油脂类:如：oil（油），butter（黄油）抽象名词:如：knowledge（知识），friendship（友谊）既可数又不可数名词可数名词词义不可数名词词义chicken鸡鸡肉glass玻璃杯玻璃room房间空间time次；回时间orange橙子橙汁有些名词既可作可数名词，又可作不可数名词，但词义不同。既可数又不可数的名词定义：在某些情况下能计数，在某些情况下不能计数的名词。e.g.（1）achicken一只鸡chicken鸡肉（2）anicecream一个冰淇淋icecream冰淇淋（指成份）（3）asalad一碟沙拉salad沙拉（指成份）CountablenounsUncount-ablenounsCountableanduncountablenounsapplesbananas

pearscarrots

tomatoesvegetableseggsoranges

milkbreadricefoodfruitice-creamsaladchickenhamburgersstrawberries将下列单词按要求分类milk,orange,food,bread,egg,carrot,fruitvegetable,rice,apple,ice-cream,strawberry,chicken,banana,salad,pear,bread,tomato初中常见不可数名词[U]：work money homeworkmusicmusic weatheradvice news knowledge

hamburgers,eggs,oranges,bananas,apples,pears,carrots,vegetables,tomatoes,strawberriesmilk,bread,ricefood,fruit,ice-cream,salad,chickenCountablenounsUncountablenounsCountableanduncountablenounsIntroducelikesanddislikes.1234GivesomeadviceListsomefoodforthebirthdaydinnerA:Doyoulike…?B:Yes,Ido.(Ilikeit/them)/No,Idon’t.Idon’tlike…hamburgersorangesmilksaladstrawberriestomatoesbananasLikethis:A:Hello!Doyoulike…?B:Yes,Ido.Ilike….

/No,Idon’t.Idon’tlike….A:DoesLucylike…?B:Yes,shedoes.Shelikes…./No,shedoesn’t.Shedoesn’tlike…

Doareport:Hello,everyone!Ilike…,…and…ButIdon’tlike…,…or…Lucylikes…,…and…Butshedoesn’tlike…,…or…

小组讨论1.为什么有些单词词尾要加-s/-es,有些单词又不加-s/es呢？2.为什么有些单词词尾加-s,有些加-es?可数名词复数形式的构成1名词特点词尾加法一般情况下

加-s以-s,-x,-sh,-ch结尾的加-es以f或fe结尾的改f或fe为v再加-es可数名词复数形式的构成2名词特点词尾加法

改y为i再加-es

以元音字母加y结尾的加-s以o

结尾的有生命的事物加-es以辅音字母加y结尾的无生命的事物加-s

hamburgerstomatoesorangesbananasstrawberriesbreadapplescarrotspearsmilkeggsicecreamsaladchickenvegetablesCountablenouns可数名词Uncountablenouns不可数名词Groupwork：小组讨论，将下列单词归类HeHehamburgers.bread.likesdoesn’tlikeSheSheicecream.bananas.likesdoesn’tlikeB:Yes,hedoes.Hehamburgers.bread.likesHedoesn’tlikeA:Doeshelikehamburgers?A:Doeshelikebread?B:No,hedoesn’t.icecream.bananas.ShelikesB:No,shedoesn’t.Shedoesn’t

likeA:Doesshelikeicecream?B:Yes,shedoes.A:Doesshelikebananas?

Theylikestrawberries.They

don’t

likebananas.A:Do

theylike…?B:Yes,they

do.They

like…/No,they

don’t.They

don’t

like…Doexercises:DoDoDodododoDoesDoesdoesdoesn’t6.___________yourbrothershaveabasketball?No,they____________.7.___________yourfatherhaveacar?No,he____________.8.___________LinTaoandYangMinghaveacat?No,they____________.9.___________Alanhaveanapple?Yes,he____________.10.___________yourfatherandmotherhaveason?Yes,they____________.DoDoDododon’tdon’tdoesDoesDoesdoesn’t按要求做题:(1