七年级上册名词变复数Unit2-This-is-课件.ppt

1、one orange two pears six pears two clockssix computers five cups three apples four bananas nine apples three boys two girls one dog one cat two cats three cars four bikes five birds six pens seven apples eight oranges nine boxes ten buses Whats this?Its a banana.What are these?They are bananas.Whats

2、 that?Its an orange.What are those?They are oranges.What are those?Whats that?Its a watch.They are watches.可数名词有可数名词有单数和复数单数和复数两种形式。名词两种形式。名词的复数形式的部分规则如下：的复数形式的部分规则如下：一般情况加一般情况加smap maps,desk desks,tree trees,boy boys,girl girls 以以s,sh,ch,x 等结尾的加等结尾的加esclass classes,watchwatches,以辅音字母以辅音字母y结尾的词，结尾的词

3、，变变y为为i,在加在加esdictionarydictionaries,family-families不规则变化：不规则变化：manmen,woman women,photo photos,footfeet,a Chinese three Chinese,child-childrenWhat are these?Whats this?Its a pen.They are pens.This is Jims friend.These are his friends.This is his sister.These are his sisters.Do it together.That is a

4、 baby.Those are babies.That is a dog.Those are dogs.Do it together.What are these?Whats this?Its a mapThey are maps jeeps,bikes,apples,pens,bags boxes,classes,buses,watches,fishes babybabies,countrycountries tomatoes,potatoes knifeknives,leafleaves你看出规律了吗？你看出规律了吗？1.一般直接在名词后面加一般直接在名词后面加“S”2.以以 s,x,ch

5、,sh,ss结尾的单词，必须加上结尾的单词，必须加上es 3.以辅音字母以辅音字母+y结尾的单词，把结尾的单词，把Y变成变成i再加再加es4.以辅音字母以辅音字母+O结尾的单词，后加结尾的单词，后加es（photo除外）除外）5.以以f或或fe结尾的单词。把结尾的单词。把f变变v再加再加esWhat are those?Whats that?Its an English book.They are English books.What are these?They are.What are those?They areAsk and answerThese are maps.Those are

6、 clocks.We are teachers.This is a map.That is a clock.I am a teacher.He is a boy.They are boys.thesethosetheywethisthathesheitIisamareyouyou 人称代词（主格）人称代词（主格）第一人称（第一人称（单数单数）第二人称（第二人称（单数单数）第三人称第三人称 （单数单数）第一人称（第一人称（复数复数）第二人称（第二人称（复数复数）第三人称（第三人称（复数复数）Iyouhesheitweyouthey 形容词性物主代词形容词性物主代词第一人称（第一人称（单数单数）第

7、二人称（第二人称（单数单数）第三人称第三人称（单数单数）第一人称（第一人称（复数复数）第二人称（第二人称（复数复数）第三人称（第三人称（复数复数）myyourhis heritsouryourtheir形容词性物主代词形容词性物主代词名词（名词（n.)名词所有格名词所有格（The possessive case of nouns)1.单数名词加单数名词加s 。Mikes father Jims class my mothers name2.两个或两个以上的各自所有，则每个名词都要加两个或两个以上的各自所有，则每个名词都要加s，后面的，后面的可数名词要用复数形式。可数名词要用复数形式。Jims

8、and Toms books 3.两个或两个以上的共同所有，则只在最后一个加两个或两个以上的共同所有，则只在最后一个加s,后面的后面的可数名词用单数或复数形式要根据情况而定。可数名词用单数或复数形式要根据情况而定。Jim and Toms ruler Mary and Kates cases 4.以以s结尾的复数名词加结尾的复数名词加 the teachers room5.不以不以s结尾的复数名词加结尾的复数名词加s mens shoes Womens DayThose are erasers.Are those erasers?Yes,they are./No,they arent.They

9、 are girls.Are they girls?Yes,they are./No,they arent.Those are not erasers.They are not girls.（单）This is a bookThese are books.（单）That is his brother.Those are his brothers.看看 谁谁 做做 得得 快快（复）（复）用用am,is 或或are填空填空 1.This _my brother,these _my parents.2._that your sister?No,it isnt.3.This _my mother.Mo

10、m,this _Lin Hai.4.And these _my grandparents.5._Guo Ping your sister?Yes,she _.6.Hello,I _Lucy.And thats Paul.He _my brotherisareIsisisareIsisamisFill in the blanks：1.Lucy is a girl.She is her fathers _.2.Jim is his fathers _.3.My fathers sister is my .4.Kates fathers brother is her _.5.Tims father is my uncle,so Tim is my _.6.His parents are his _ and _7.My grandparents are my _ and_.daughtersonauntunclecousinfathermothergrandfathergrandmother