Unit2SectionAGrammarfocus课件人教版七年级英语上册

Unit2ThisismysisterSectionAGrammarfocus【Learningaims】能够用指示代词this,that,these,those介绍人物关系。This/Thatis…(+单数名词）.These/Thoseare…(+复数名词）.2.能够用who引导的特殊疑问句辨认人物（whoquestions)A:Who’sshe/he?B:She’s/He’s…A:Who’rethey?B:They’re…(+复数名词）.根据句意填入家族成员的名词。Father’smotherismy____________.Mother’sfatherismy____________.Mymother’sson(儿子)ismy_______.Myfatherandmotheraremy________.My___________aremyparents’parents.Hisparentsarehis______and_______.I’mJim.ThisismyJenny.Wehavethesame（相同的）mother.Jennyismy______.grandmothergrandfatherparentsgrandparentssisterbrothermotherfatherRevisionHowtointroduce（介绍）people?Thatismy…..Thatismy…..Thoseare

mygrandparents.Thisismy…..Theseare

myparents.Thisismy…..Hi!IamPeppaPig.Hi!Myname'sPeppaPig.Thisisaphotoofmyfamily.Thatismy…..Howtoidentify（辨认）

people?--Who'she?--Heismybrother.--Who'she?--Heismy....--Who'sshe?--Sheismy....--Who'she?--Heismy....--Who'sshe?--Sheismy....--Who'rethey?--Theyaremy....--Who'rethey?--Theyaremy....GrammarFocusThisismyfriendJane.That’smygrandfather.Thesearemybrothers.Thosearemyparents.Who’sshe?She’smysister.Who’she?He’smybrother.Who’rethey?They’remygrandparents.请将表格里的句子分为“介绍人物”和“辨别人物”两类。介绍人物辨别人物Presentation1.这是我的朋友简。___________myfriendJane.2.那是我的爷爷。____________mygrandfather.3.这些是我的兄弟们。_________mybrothers.4.那是我的父母亲。__________myparents.5.她是谁？______________she?6.她是我的妹妹。She’smy______.7.他是谁？______________he?8.他是我的弟弟。___________mybrother.9.他们是谁？Who____they?10.他们是我的祖父母。________________mygrandparents.

FillintheblanksaccordingtoGrammarFocus.

ThisisThat’s(Thatis)TheseareThoseareWho’s(Whois)sisterWho’s(Whois)He’s(Heis)areThey’re(Theyare)缩写形式1.Iam=_____2.heis=______3.sheis=____4.nameis=______5.whatis=_____6.isnot=_____I’mhe’sshe’sname’swhat’sisn’tWhile-grammarPracticePresentationGrammarFocus探究语法规律While-grammarWhatdidyoufind?

探究一：指示代词用法1.用来指示人或事物的代词称为指示代词。指示代词有：this,that,these,those等

。翻译下列单词这,这个_____那,那个_____这些_____那些_____

this,that

用来代替单数名词；those,these用来代替复数名词

Thisisapen.Thesearepens.thisthatthesethose2.近指（指时间或空间上较近的人或事物）用this\these;远指（指时间或空间上较远的人或事物）用that\those.

PresentationWhile-grammarGrammarFocus探究语法规律探究一：指示代词用法3.

this或that作主语时，连系动词be用单数式___,these或those作主语时，连系动词be用复数形式_____。isareThisismyfather.

Thatismyuncle.Thesearemygrandparents.

Thosearemyaunts.4.含有指示代词(作主语)的句型“This/Thatis...”和“These/Thoseare...”变为一般疑问句时，需把is和are提至主语前。—Isthis/thataruler?—Yes,it

is./No,it

isn’t.—Arethese/thoseyoursisters?—Yes,they

are./No,they

aren’t.5.对“Isthis/thata(n)...?”或“Arethese/those...?”进行简略回答时，常用it代替this/that，用they代替these/those。—Isthis/thatapen?—Yes,it

is./No,it

isn’t.—Arethese/thoseyourbrothers?—Yes,they

are./No,they

aren’t.PresentationWhile-grammarGrammarFocus探究语法规律探究一：指示代词用法6.在向别人介绍他人时，用指示代词，所用句式为This/Thatis...

(介绍单人)或These/Thoseare...(介绍多人)，而不是He/Sheis...

或They're...那是我的姐姐Jenny。_______________Jenny.这是我的爷爷和奶奶。_______mygrandpaandgrandma.Thatismysister

Theseare这是我的妈妈。Thisismymother.那是我的兄弟们。Thosearemybrothers.7.打电话用语中,介绍“我是……”用Thisis...;询问“您是……吗?”用Isthat...?Hello.

isJane.Is

Peter?Thisthat8.一个句子中，如果主语是“this/that/these/those+名词”，则该句子常可变换成指示代词作主语的句子。ThispictureisSally’s.这张照片是萨莉的。ThisisSally’spicture.这是萨莉的照片。PresentationGrammarFocus探究语法规律While-grammarWhatdidyoufind?探究二：be动词的用法1.be动词和指示代词的对应关系this或that作主语时，be动词用单数形式____；these或those作主语时，be动用复数形式_____。isare2.be动词的用法

在一般现在时态中，be动词有am,is和are三种形式。be动词用法口诀

I(我)用am，you(你)用are，is用于he,she,it(他,她,它)。单数名词用is,复数一律要用are。PresentationPracticeWhile-grammar1.Hello!I_______Jack.2._______hernameJenny?3.What______yourname?4.Myname_____WuMing.5.______youMs.Smith?6.JimandEric____inClassFive.

7.She_____hisaunt.8.He_____myuncle.9.That____hisbrother.10.These_____herparents.11.Those____herfriends.12.They_____myfamily.amIsisisAreareFillintheblanks.isisisarearearePresentationGrammarFocus探究语法规律While-grammarWhatdidyoufind?

探究三：特殊疑问词who的用法1)who是疑问代词，意为“谁”，常用在句首引导特殊疑问句，对人进行提问。2)特殊疑问句都是由“Who+be动词+主语?”构成的。3)主语是单数时，be动词用is；主语是复数时，be动词用are。—Whoarethetwogirls?那两个女孩是谁？—They’reMaryandLinda.她们是玛丽和琳达。—Whoisthatboy?那个男孩是谁？—Heismybrother.他是我的哥哥。—Who’s

thatboy?那男孩是谁？—He’smycousin.他是我的堂弟。who意为“谁；什么人”，是一个疑问代词，用于对人的身份进行询问。_______whois的缩写形式，用于对单个人进行询问，回答时常用_______________。who’sHe’s…或She’s…_________(=whoare)用于对两个或两个以上的人进行询问，回答时常用__________。who’rethey’re…PresentationPracticeWho’sshe?She’smymother.Who’she?He’smyfather.Who’rethey?They’remygrandparents.Askandanswerinpairs.While-grammarPresentationGrammarFocus探究语法规律While-grammarWhatdidyoufind?

探究四：单数句变复数句单数句变复数句：1.this\that的复数句①this变these，that变those；②be动词is变成are；③可数名词单数变为复数；

④不定冠词a/an要去掉。Thisisacat.Thesearecats.Thatisaneraser.Thoseareerasers.①is变are，he\she\it变they；②who不变；③答语he\she\it变they；2.Who’she\she?的复数句Who’sshe?Whoarethey?Heismybrother.Theyaremybrothers.1.Thatisakey.（改成复数句）________________________________2.Thisismyjacket.（改成复数句）

________________________________3.Thesearemyfriends.（改成单数句）________________________________4.Thosearemypens.（改成单数句）

________________________________Thosearekeys.Thesearemyjackets.Thisismyfriend.Thatismypen.QuizPresentationGrammarFocus探究语法规律While-grammarWhatdidyoufind?探究五：可数名词单数变复数可数名词的单数与复数当我们谈论的名词数量大于1时，要用名词的复数形式。abrothertwobrothers可数名词单数变复数规则(1)一般情况下在名词后面加-s。pen→pens,sister→sisters,(3)以辅音字母加y结尾的名词，先将y改为i，再加-es。family→families

(4)以s,x,ch,sh结尾的名词后加-es.watch→watches,box→boxes(盒子）(5)以f或fe结尾的名词，先将f或fe改为v，再加-es

knife→knives(小刀)leaf→leaves

(2)以e结尾的名词直接加-s。cake→cakes,bike→bikes,PresentationGrammarFocus探究语法规律While-grammarWhatdidyoufind?探究六：人称代词(主格)和形容词性物主代词的用法人称代词主格的用法1.在句中作主语

I’minChina.我在中国。

2.单数人称代词并列作主语时，英语的顺序为：第二人称，第三人称，第一人称。You,heandIaregoodfriends.我、你和他是好朋友。3.与be动词连用时，I与am搭配，you/they与are搭配，he/she/it与is搭配。They’rebrothers.他们是兄弟。

PresentationGrammarFocus探究语法规律While-grammarWhatdidyoufind?探究六：人称代词(主格)和形容词性物主代词的用法形容词性物主代词的用法像“我的”my；“你的”your；“他的”his；“她的”her等表示所有关系的代词叫物主代词。物主代词在用法上与形容词相似，一般放在名词前来修饰名词，在句子中做定语。如果名词前还有其他的定语，物主代词要放在其他定语的前面。myyellowpenPresentationPracticeWhile-grammar根据词义用单词的适当形式填空。1.

(她)isateacher.2.

(他)isagoodboy.__(它)isintheclassroom.____(你)areverysmarttoday.5.

(你们)arestudents.SheHeIt

YouYou1.I’mJack.______schoolbagisred.2.HeisEric._____jacketisblue.3.YouareMary.______pencilisblack.4.SheisGrace.____cupispurple.5.Itismydog.___nameisWangwang.MyHisYourHerIts根据词义用单词的适当形式填空。PresentationPracticePost-grammar3aCompletetheconversationandpracticetheconversationwithyourpartner.A:That______myfamily.That’smymother.B:________________he?A:_____________myfather.B:Who’s_______?A:She’s_______sister.B:And_________________they?A:_________________mygrandparents.isWho’s/WhoisHe’s/Heisshemywho’re/whoareThey’re/Theyare3bLookatthepicture.Makesentenceswiththewordsinthethreeboxes.thisthatthesethosemyyourfathergrandfathermothergrandmotherparentsgrandparentsbrothersisterThis/Thatismy…(+单数名词）.Arethese/thoseyour…(+复数名词）?Isthis/thatyour…(+单数名词）?These/Thosearemy…(+复数名词）.PresentationPracticePost-grammar学会用“Thisis/Thatis+名词单数.

Theseare/thoseare

+名词复数.”

介绍家人朋友Look!Thisismyfamily!Thisismyfather.Thatismymother.Thesearemyparents.Thesearemygrandparents.Thosearemybrothers.PresentationClasstestPost-grammar一、用所给词的适当形式填空。1.

Are________(this)yourparents?2.

Those_____

(be)myfriends.3.______(those)isapencil.4.______(she)aremygrandparents.5.Theyarehis________

(friend).these

areThatTheyfriendsPresentationClasstestPost-grammar

三、在横线上填入恰当的内容完成下面的短文。Hello!I’mZhangLu.(1)_______EnglishnameisLucy.I’mfromChina.(2)_______13now.Lookatthephoto!ThisismysisterZhangLi.(3)_______Englishnameis