Unit5LoveMotherNature!Grammerinuse课件-仁爱科普版七年级英语上册

ExploringUnit5LoveMotherNature!Lesson6GrammarinUse冠词a,an,the和零冠词课前思考这是一只狗。Thisisdog.Thisisadog.✔×❓冠词什么是冠词？定义：冠词是虚词，不能单独使用，置于名词前，帮助说明该名词的含义。①表数量；②表特指“冠”汉字理解：+名词👑👑名词是秃子，需要带帽子。指帽子。冠词冠词分类（1）不定冠词a/an①a/an被称作不定冠词；②表示：“1”，可用one代替；③泛指，不确/特定的（没有指向性，任意一个）；④a/an+可数名词单数（n单），表一类人或物；⑤句子中第一次出现；⑥a/an+姓氏/人名:“一个叫...的人”⑦a/an+序数词：表示“又一，再一”不定冠词a/an的用法区别区别

a和

anItisanapple.aneraser.anideaanorange.anumbrellaItisapencil.aTV.acap.aCD.aruler.小组讨论：什么时候用a,什么时候用an?Itisanapple.

aneraser.

anidea

anorange.

anumbrellaItisapen.

aTV.

acap.

aCD.

aruler.Tips:/pen//ˌti:ˈvi://kæp//si:ˈdi://ˈruːlər//'æpl//ɪˈreɪsər//aɪˈdiːə//ˈɒrɪndʒ//ʌmˈbrelə/区别a和anCanyoufindouttherules?你能发现a/an的用法规则吗？a“u”"b""c""g"

an"e""f""s""m"

名词是秃子，需要戴帽子可数名词单，常用a或an辅音（素）前用a，元音（素）前用an字母做辅助，实际靠音素a/an用法的区别：1.a用在以辅音音素（音标）开头的单词或字母前。例如：abookadeska“u”2.an用在以元音音素（音标）开头的单词或字母前。例如：anegganappleanhour/aʊ（r）/字母辅助理解：Practice2：_____“F”_____“f”______“e”______“H”_____Englishbook______olddesk______“U”______“u”________“v”_________Englishteacher________telephone__________oldteacher________orangecar__________“M”________“O”__________“a”ananananananaaaanaananananan_____desert _____animal _____hill _____elephant_____house _____window _____egg_____orange_____effort _____result _____point aanaanaaanananaaCompletethetablewithproperarticles.Indefinitearticlesa_____cow_____desk_____book_____helpfulbook1.Thereis_____newplantonthetable.2.Thelakeishardtofind.Youcantake_____mapwithyou.an_____egg_____oldman_____hour_____apple1.Thisis_____elephant.2.It’s_____interestingfilm.It’saboutanimals.aaaaaaanananananan定冠词1.不论是单数名词还是复数名词，也不论是可数名词还是不可数名词，其前均可用定冠词the。2.目的是对名词做个记号，表“特指”，译为“这个，那个，这些，那些”。定冠词thethe+n.单+n.复+不可n.特指“这个.../那个...”特指“这些.../那些...”特指“这.../那...”定冠词the的用法①特指某(些)人或某(些)事物。Thebagonthedeskismine.桌子上的书包是我的。Howmuchisthebasketball?这个篮球多少钱?③指上文提过的人或事物。②指双方都知道的人或事物。Iboughtabookyesterday.Thebookisabouthistory.昨天我买了一本书，这本书是关于历史的。④用在世界上独一无二的事物前。

Thesunisbiggerthanthemoon.太阳比月亮大。⑤用于乐器前，表示“弹奏…乐器”playthedrums拉小提琴 playtheguitar弹吉他⑥与某些形容词连用表示一类人或事物⑦用于姓氏的复数形式前表示“一家人”或“夫妇”Theyoungshouldhelptheold.年轻人应该帮助老年人。TheBrownsareatbreakfasttable.布朗一家在吃早餐。Activity2Completethetablewithproperarticles.Definitearticlesthe1._____pandaoverthereisHuahua.2.Therearemanystarsin_____sky.3.Iamreadingabook._____bookisaboutnature.4.Ilikeplaying_____guitar.Itmakesmefeelhappy.ThetheThethe拓展-零冠词零冠词的用法①球类，棋类,牌类和游戏前不用冠词。playfootball踢足球playbasketball打篮球playsoccer踢足球playchess下棋②表示星期几、月份、季节等名词前，一般不用冠词。Mondayistheseconddayofaweek.星期一是一周的第二天。Ilikespringbest.我最喜欢春天这个季节。③.表示抽象概括意义时，不可数名词和复数名词前不用冠词。Booksaremybestfriends.书是我的好朋友。④一日三餐前不用冠词。It'stimetohavelunchnow.现在是该吃午饭的时间了。⑤抽象名词、专有名词和物质名词前一般不用冠词。Manneedsairandwater.

人类需要空气和水。名词是秃子，需要戴帽子；可数名词单，需用a和an;辅音前用a,元音前用an;若为特指时，要用定冠the;碰到代词时，冠词均不现。冠词用法口诀Fillintheblankswitha,anortheaccordingtothepictures.—Whatcanyouseeinthepicture?—Icansee____plant.____plantneedsthreethingstogrow:sunlight,soilandwater.AaFillintheblankswitha,anortheaccordingtothepictures.—Whatcanyouseeinthepicture?—Icansee____eggand____ball._______eggissmall,but______ballisbig.anaThethe指上文提过的蛋Fillintheblankswitha,anortheaccordingtothepictures.—Whatcanyouseeinthepicture?—Icansee____manislookingat____picturesaboutnature.Helikes____pictures.athethe指上文提过的画特指那幅画二、用恰当的冠词填空1.Thereis____footballand____basketballontheplayground.2.Thatis____apple.3.Thisis____interestingmovie.4.Doyousee______treeoverthere?5.Smallwindowsindesertskeepout_____sun.6.I'mdoingmyhomework.________homeworkisaboutrainforests.7.Sheplays_____guitareveryday.8.Heplays_____soccereveryday.aaananthetheThethe不填Activity3Readthetextandfillintheblankswitha,an,or

the.a/thea/thetheanana

根据句子或对话意思用a,an,the或/填空。1.Thisis________interestingbook.Ilikeitverymuch.2.In_________forest,therearemanykindsofplantsandanimals.3.LiMinglikesplaying_______basketball.4._________weatherinBeijingisverycoldinwinter.5.Sheisin__________orangedresstoday.6.Myunclehas

son.Heismycousin.7.Thereis

elephantinthezoo.8.Ourmathteacherenjoysplaying

guitarwithhisfriends.ana/Theanaanthe

根据句子或对话意思用a,an,the或/填空。9.

—Who’s

girlinredoverthere？—SheisKate，mygoodfriend.10.Johnwantstobuy

usefulbookinthebookshop.11.Wewillhave

artfestival（节日）onFriday.12.

ChangjiangRiverisverylongintheworld.13.DoesJimhave

ruler？14.Heis

eight­year­oldboy,butheplaysbasketballwell.anTheatheaan

语法填空I’mHongWei.I’min______Class1,Grade5.Canyousee______photoon_____wall?It’s______oldphotoofmyfamily.Who’s______oldman?He’smygrandfather.______manin______blueismyuncle.______womanin______browndressismyaunt.Myfatherisbehind______mymother.Heisin______blackcoat.Heisin______No.1Middleschool.Look,______dogbeside______boyismyfriend.ItsnameisBobby.All______peoplein______photoareveryhappy./thetheantheThe/Thea/a/thethethethe1.背诵P82单词earth-orange2.预习P82语法--冠词课前导学Learningaims通过本课的学习，学生能够:1.在上下文情境中理解冠词2.运用语法知识描述四季的特点3.树立人与自然和谐共生的意识。GrammarinUse课前导学对学Aplantneedsthreethingstogrow:sun,earthandwater.Thereisaneggandaball.Theeggissmall,buttheballisbig.Amanislookingatthepicturesaboutnature.Helikesthepictures.Activity1Lookatthepicturesandreadthesentences.Payattentiontoa,anandthe.anant一只蚂蚁theant这只蚂蚁acat一只猫thecat这只猫口诀：

名词是秃子，需要带帽子。1.冠词的定义：概念：冠词是一种虚词，‌冠词本身不能独立使用，通常只放名词前，主要用于帮助说明名词所指的人或事物的特性或泛指性。表示“个、一个”，或者表示“这个、那个”冠词本身不能单独使用，在句子中一般不重读。冠词acat一只猫thecat这只猫口诀：

名词是秃子，需要带帽子。anant一只蚂蚁theant这只蚂蚁Activity2Completethetablewithproperarticles.Indefinitearticlesa_____cow_____desk_____book_____helpfulbook1.Thereis_____newplantonthetable.2.Thelakeishardtofind.Youcantake_____mapwithyou.an_____egg_____oldman_____hour_____apple1.Thisis_____elephant.2.It’s_____interestingfilm.It’saboutanimals.aaaaaaananananananCanyoufindouttherules?/k//d//b//h//n//m//e//əʊ/首h不发音/aʊə//æ//e//ɪ/小组合作Activity2Completethetablewithproperarticles.Indefinitearticlesa_____cow_____desk_____book_____helpfulbook1.Thereis_____newplantonthetable.2.Thelakeishardtofind.Youcantake_____mapwithyou.an_____egg_____oldman_____hour_____apple1.Thisis_____elephant.2.It’s_____interestingfilm.It’saboutanimals.aaaaaaananananananCanyoufindouttherules?/k//d//b//h//n//m//e//əʊ/首h不发音/aʊə//æ//e//ɪ/1.表示数量“一”，但并不强调数目，只表示名词为不特定的人或物。如abookanapple

Articles不定冠词a/ana+_________(如abook)an+_________(如anapple)用法辅音音素元音音素2.

泛指某一类人或物。如Adogisintheroom.

3.

表示首次提到的人或物(用于介绍)。如Thisisaping-pongbat.

4.

用于抽象名词前，使其具体化。如It’saheavyrain.这是一场大雨。

5.

用于表示时间/单位/价格“每一”。如threetimeaweek.每周三次。

6.

用于某些习惯用语中。如havearest休息一下havealook看一看alotof许多

(注：a/an用于可数名词单数前。)多数情况表泛指。冠词的用法Completethetablewithproperarticles.Definitearticlesthe1._____pandaoverthereisHuahua.2.Therearemanystarsin_____sky.3.Iamreadingabook._____bookisaboutnature.4.Ilikeplaying_____guitar.Itmakesmefeelhappy.ThetheThetheCanyoumarkthesoundof“the”andfindoutitsusage?/ðə//p//ðə//s//ðə//b//ðə//ɡ/表示特指世界上独一无二的事物第二次提到西洋乐器前口诀：特指双熟悉，上文已提及；世上独无二，序数最高级；某些专有名、习语和乐器。Activity2Completethetablewithproperarticles.Definitearticlesthe1._____pandaoverthereisHuahua.2.Therearemanystarsin_____sky.3.Iamreadingabook._____bookisaboutnature.4.Ilikeplaying_____guitar.Itmakesmefeelhappy.ThetheThetheCanyoumarkthesoundof“the”andfindoutitsusage?/ðə//p//ðə//s//ðə//b//ðə//ɡ/表示特指世界上独一无二的事物第二次提到西洋乐器前口诀：特指双熟悉，上文已提及；世上独无二，序数最高级；某些专有名、习语和乐器。Activity2LanguagepointsActivity2Indefinitearticlesa_____cow_____desk_____book_____helpfulbook1.Thereis_____newplantonthetable.2.Thelakeishardtofind.Youcantakeamapwithyou.an_____egg_____oldman_____hour_____apple1.Thisis_____elephant.2.It’s_____interestingfilm.It’saboutanimals.Definitearticlesthe1._____pandaoverthereisHuahua.2.Therearemanystarsin_____sky.3.Iamreadingabook._____bookisaboutnature.4.Ilikeplaying_____guitar.Itmakesmefeelhappy.1.这个湖很难找到。

behardtodosth.

意为“很难做某事”。

➻沙漠里的人很难得到水。Peopleinthedesert________________getwater.2.你可以随身携带一张地图。

takesth.withsb.

意为“随身携带某物”。

➻你出门时最好带把伞。You’dbetter__________umbrella_____youwhenyougoout.arehardtotakeanwithLanguagepointsActivity2Indefinitearticlesa_____cow_____desk_____book_____helpfulbook1.Thereis_____newplantonthetable.2.Thelakeishardtofind.Youcantakeamapwithyou.an_____egg_____oldman_____hour_____apple1.Thisis_____elephant.2.It’s_____interestingfilm.It’saboutanimals.Definitearticlesthe1._____pandaoverthereisHuahua.2.Therearemanystarsin_____sky.3.Iamreadingabook._____bookisaboutnature.4.Ilikeplaying_____guitar.Itmakesmefeelhappy.1.这个湖很难找到。

behardtodosth.

意为“很难做某事”。

➻沙漠里的人很难得到水。Peopleinthedesert________________getwater.2.你可以随身携带一张地图。

takesth.withsb.

意为“随身携带某物”。

➻你出门时最好带把伞。You’dbetter__________umbrella_____youwhenyougoout.arehardtotakeanwithApplyingReadthetextandfillintheblankswitha,an,orthe.Activity3Therearefourseasonsinayear.Inspring,______weatheriswarm.Sometimesitiswindy,soIcangoto______parkandfly______kitethere.MyfavoriteseasonissummerbecauseIcanwearnicedresses.Ihave______orangedressandallmyfriendslikeit.Inautumn,Ieat______appleeveryday.Andinwinter,Icanmake______snowmanafteritsnows.a/thea/thetheananaApplyingReadthetextandfillintheblankswitha,an,orthe.Activity3Therearefourseasonsinayear.Inspring,______weatheriswarm.Sometimesitiswindy,soIcangoto______parkandfly______kitethere.MyfavoriteseasonissummerbecauseIcanwearnicedresses.Ihave______orangedressandallmyfriendslikeit.Inautumn,Ieat______appleeveryday.Andinwinter,Icanmake______snowmanafteritsnows.a/thea/thetheananaLanguagepoint