Unit 3Grammar focus （ppt课件） -2022新人教新目标版七年级上册《英语》.pptx

1、U3 Is this your pencil?B grammar focusLets see what are the following things.I have some gifts for you.No：1234560AAAAThis is a book.这是一本书。What else?还有其他呢？This is a pencil.这是一支铅笔。This is an eraser.这是一个橡皮擦。This is a pen.这是一支笔。This is a pencil box.这是一个铅笔盒。This is a book.只是一本书。This is a pencil.这是一支铅笔。Th

2、is is an eraser.这是一个橡皮擦。This is a pen.这是一支笔。This is a pencil box.这是一个铅笔盒。This is a ruler.这是一把尺子。This is a schoolbag.这是一个书包。This is a dictionary.这是一个字典。Please read the sentences together.(齐读句子齐读句子)陈述句是指陈述一个事实或者说话人的看法的句型，包括肯定句与否定句，并且句末用句号。一般疑问句的概念：能用yes或 no回答的问句就叫一般疑问句。1)将be动词提至句首 2)将句末标点改为问号 3)将第一人称变

3、为第二人称，即 I 由 you替换;my由your替换；相应地am也变为are.简单归纳即为：一提二变三替换一提二变三替换。This is a book.This is a pencil.This is an eraser.This is a pen.This is a pencil box.This is a ruler.This is a schoolbag.This is a dictionary.Is this a book?Is this a pencil?Is this an eraser?Is this a pen?Is this a pencil box?Is this a r

4、uler?Is this a schoolbag?Is this a dictionary?把下列陈述句改成一般疑问句把下列陈述句改成一般疑问句肯定回答：Yes,it is.否定回答：No,it isnt.【be动词用法】用be动词的适当形式填空 1.How are you?I_OK,thanks.2.Oh,this black pen _ Peters.3.Who is the woman?She _ our English teacher.4.Bobs two aunts_on the sofa.5.Jerry and Leo _students at Sunshine Middle Sc

5、hool.6._ the black pen yours?Yes,its mine.7.These _ my friends,Bob and Cindy.8.Who _ the boy in the photo?Hes my cousin,Li Lei.amisisareareIsareisIs this your pencil?Yes,it is.Its mine./No,it isnt.Its hers.Is this his green pen?Yes,it is/No,it isnt.The blue pen is his.Is that your schoolbag?Yes,it i

6、s./No,it isnt.Its his.Are these your books?Yes,they are./No,they arent.Theyre hers.Are those her keys?Yes,they are./No,they arent.Theyre mine.物主代词分为形容词性物主代词与名词物主代词，其中表格里是形容词性物主代词的是_;是名词性物主代词的是_.形代与名代的区别是_后面一定有名词；而_后面无名词。your,his,hermine,hers,his 名代名代形代形代你的他的她的我的她的他的人称代词主格人称代词主格形容词性物主代词形容词性物主代词名词性物主代

7、词名词性物主代词I我我my我的我的我的我的you你你your 你的你的你的你的he他他his他的他的他的他的she她她her她的她的她的她的it它它its它的它的它的它的we我们我们our我们的我们的我们的我们的you你们你们your 你们的你们的你们的你们的they他们他们their他们的他们的他们的他们的mineyourshishersitsoursyourstheirs【学以致用】用所给词的适当形式填空 1.Alice and Bill are_(I)good friends.2.These books are_(I).3.The girl is Ann and this is_(she

8、)mother.4.This book is_(she).5._(her)is Susan,my sister.mymineherhersSheThis is the car of Ben and Mary.Its _.theirs1/10theirshisourshersyoursitsmineThat is the bike he gave(给给)you.Its _.yours2/10theirshisourshersyoursitsmineShe bought(购买购买)this car last month.Its _.hersLinda is a good student._ fav

9、ourite subject is Chinese.HerCan you help me?I really need _ help.yourThose are the toys of my dog.Theyre _.itsAndy won(赢得赢得)this toy last year.Its _.his6/10theirshisourshersyoursitsmineBen and Bob just love _ new bikes.theirThat is Teds pants.Its _.his9/10theirshisourshersyoursitsmine3aComplete the

10、 questions and answers about each picture.Is _ your book?Yes,it is.No,it _.Are _ my pencils?Yes,_ are.No,they arent.Is _ his ruler?Yes,it _.No,it isnt.Are _ her pens?Yes,they are.No,they _.thisIsntthesetheythatisthosearent1.Is this her ruler?2.Is that Erics schoolbag?Yes,_.Its _.No,_._ Sallys.it ish

11、ersit isntIt is3bRead the questions and complete the answers.3.Are these his pencils?4.Are those Annas books?Yes,_.Theyre _.No,_._ mine.they arehisthey arentTheyre1.Is this your pencil?Yes,.A.itsB.it is C.itsD.is it2.Is that Alices dictionary?Yes,its.A.hisB.hers C.mine D.yours3.Are those Toms pens?N

12、o,_arent.A.theseB.thoseC.itD.they4.This isnt _ book.Its_.A.my;herB.my;hers C.mine;her D.mine;hersExercise 句型转换句型转换1.That is his schoolbag.(变为一般疑问句变为一般疑问句)_ _ his schoolbag?(作肯定及否定回答作肯定及否定回答)Yes,_ _./No,_ _.2.These are her erasers.(变为一般疑问句变为一般疑问句)_ _ her erasers?(作肯定及否定回答作肯定及否定回答)Yes,_ _./No,_ _.Is t

13、hatthey are it isnt it is Are these they arent 3.This is her green jacket.(改为同义句改为同义句)This green jacket is _.4.My pen is red.What color is your pen?(同义句同义句)My pen is red.What color is _?5.This is his green jacket.(改为同义句改为同义句)This green jacket is _.6.Your pen is red,my pen is red,too.(同义句同义句)Your pen is red,_ is red,too.hers yours hismine