There-be-句型讲解.ppt

,Therebe句型:“there+be+主语”,表达存在关系，表示“某地有某物/某人。”Therearefifty-onestudentsinourclass.,Therebe-,Review,Therebe句型,基本用法是表示“某地(或某时)存在有某人(或某物)，而并非某地(某人、某物或某时)拥有什么东西”；其形式为“Therebe代词或名词(短语)地点/时间状语”。(其实质句式为倒装句)这里there是引导词，没有词义，be是谓语动词，代词或名词(短语)是主语。be要与主语保持人称和数的一致。否定句是在be后加not；一般疑问句是将be放在句首；1.Thereisadeskandtwochairsintheroom.,.2.Thereisadeskandtwochairsintheroom.(紧挨着be动词的主语是adesk，是单数，故be的形式要用is)3.Therearenttwochairsandadeskintheroom.(否定句)4.Isthereanythingwrongwithyourears？(Yes，thereis/No，thereisnt.),Therebe句型,1、定义：Therebe结构主要用以表达“某地有某人(某物)”。其基本句型为“Therebe+某物或某人(主语)+某地”2、be动词的选择：Therebe结构中的谓语动词be（is/are）在人称和数上应与其后的主语保持一致。主语是不可数名词或单数可数名词时用is；主语是复数名词时用are。,3、具体结构：,(1)Thereis+单数可数名词/不可数名词+地点状语.E.g.Thereisadeskintheclassroom.在教室里有一张桌子。(2)Thereare+复数名词+地点状语.E.g.Thereare5applesinthebox.盒子里有五个苹果。,口诀：,“有”字放前面，有“啥”放中间；时间地点放后面；单数is,复数are注意be的两变化。,4、句型变化：,(1)、否定句：therebe的否定式通常在be后加not。E.g.Thereisabikeunderthetree.树下有一辆自行车。Thereisntabikeunderthetree.E.g.Thereare2littlegirlsintheroom.在房间里有两个小女孩。Therearent2littlegirlsintheroom.,(2)、一般疑问句及其答语：,1、一般疑问句：把be动词提前,首字母大写,句末用问号即可。2、回答时，“用什么问，就用什么答”用Is/Arethere来提问，就用thereis/are来回答。肯定回答：Yes,thereis/are.否定回答：No,thereisnt/arent.,E.g.1、Therearetwocatsinthetree.树上有两只猫。Aretheretwocatsinthetree?Yes,thereare.No,therearent.2、Thereisacomputeronthedesk.在桌子上有一台电脑。Isthereacomputeronthedesk？Yes,thereis.No,thereisnt.,therebe句型的表现形式如下现在有thereis/are过去有therewas/were将来有therewillbe/is/aregoingtobe.可能有theremightbe.肯定有theremustbe/musthavebeen.过去一直有thereusedtobe似乎有thereseems/seem/seemedtobe,Therebe-的构成,1:Thereisagirlandtwoboysinthepicture.2:Therearetwoboysandagirlinthepicture.,就近原则be动词单复数形式要跟therebe之后的主语保持一致，如果主语是单数或不可数名词用is，如果主语是复数用are。,tree,cat,Thereisacatunderthetree.,Therearethreebirdsinthetree.,bird,请使用Therebe-描述下图,请使用Therebe-描述下图,Thereisacatandtwobirdsinfrontofthehouse.,Therearetwobirdsandacatinfrontofthehouse.,Thereisaradioonthedesk.,Therebe-的一般疑问句,Istherearadioonthedesk?Yes,thereis./No,thereisnt.,Therearesomeshoesunderthebed.,Arethereanyshoesunderthebed?Yes,thereare./No,therearent.,规则：is/are要提前,some变any,其他都不变,用be动词is/are填空：,1、Thereapencilinthepencilbox.2、Theresomeflowersonthedesk.3、Therefourpeopleinmyfamily.4、Thereapictureandtwomapsonthewall.5、A:thereacatunderthetree?B:Yes,there,is,are,are,is,Is,is,Presentation,Whatsinthepicture？,aboy,Thereisaboy.,Whatsinthepencilbox?,Therearetwopencils.,apencilbox,Whats+介词短语(地点）+？的问句，用therebe来回答,A:Howmanybirdsarethereinthetree?,B:Therearethree.,A:Howmanycatsarethereinthetree?,B:Thereisonlyone.,Howmany+名词复数+arethere+介词短语？用therebe来回答。,(2)、一般疑问句及其答语：,1、一般疑问句：把be动词提前,首字母大写,句末用问号即可。2、回答时，“用什么问，就用什么答”，用Is/Arethere来提问，就用thereis/are来回答。肯定回答：Yes,thereis/are.否定回答：No,thereisnt/arent.,课堂练习：,1.Thereisanewbedandanolddeskintheroom.否定:一般疑问句:否定回答:,5、some和any在“therebe”句型中的用法：,some一些（some用于肯定句）any一些（any用于否定句和一般疑问句）注意：Therebe句型在变成否定句或一般疑问句时，要注意把句中的some变成any。,E.g.1、Thereissomewaterinthebottle.在瓶子里有一些水。Thereisntanywaterinthebottle.（否定句）Isthereanywaterinthebottle？（一般疑问句）2、Therearesomechildreninthepicture.图片里有一些小孩。Therearentanychildreninthepicture.（否定句）Arethereanychildreninthepicture？（一般疑问句）,课堂练习：1.-Arethere_shopsnearhere?-No,thereare_shopsnearhere.A.some,notB.some,anyC.any,notD.any,no,2Therearesometablesonthefloor.（变为否定句）,6、就近原则：,there是个近视眼。若句子中有几个并列的主语时,be的形式要与离其最近的一个主语在人称和数上保持一致。,E.g.1.Thereisapen,twopencilsandsomebooksonthedesk.书桌上有一支钢笔、两支铅笔和一些书。2.Therearetwopencils,apenandsomebooksonthedesk.书桌上有两支铅笔、一支钢笔和一些书。,3.Theresomebooks，twopencilsandapenonthedesk.书桌上有一些书、两支铅笔和一支钢笔。课堂练习：Theremilkandeggsonthetable.在桌子上有牛奶和鸡蛋。Thereeggsandmilkonthetable.,7、“therebe”和“have”的区别,Therebe表示“存在有”；have（has）表示“所属有”。他们都翻译为“有”，但具体用法不相同，且两种结构不能同时合用。,E.g.1、Ihaveabook.我有一本书。（注：书归我所有，我是书的主人。所属有）2、Thereisabookonthedesk.在桌子上有一本书。（注：书只是存在于桌子上，但书不属于桌子所有。存在有）,8、常见的的介词和介词短语：,介词：at在.in在.里面on在.上面under在.下面behind在.后面near在.附近介词短语举例：athome在家inthebox在盒子onthefloor在地板上underthetree在树下behindthedoor在门后面nearthezoo在动物园附近infrontof在前面,二、巩固练习,一、用have或has填空。1I_anicepicture.2He_agoodfriend.3They_somekites.4We_someflowers.,5Hermother_avase(花瓶).6Nancy_manyskirts.7Myfriends_afootball.8Whatdoyou_?9Whatdoyourfriends_?10Hisbrother_abasketball.,把下列句子改为否定句和一般疑问句。1Ihaveaping-pongball.否疑2Thereisabookandapeninthebag.否疑3HisaunthasanewTV.否疑4Therearesomeboysinourclass.否疑,五、拓展训练,一、单选题1.There_somewaterinthecup.A.isB.amC.areD.be2._thereabookonthedesknow?A.IsB.AreC.WereD.Was3.Howmanypeople_inyourfamily?A.doyouhaveB.arethereC.youhadD.thereare,4.There_anytreesinfrontoftheclassroom.A.isntB.arentC.hasntD.havent5.There_sheepinthefield.A.isB.aremuchC.aremanyD.area6.Thereare_inthefield.Theyareeatinggrass.A.ahorseB.muchhorsesC.manyhorseD.manyhorses,7.There_anewbedandanolddeskintheroom.A.isB.areC.haveD.has8._anytreesinthepicture?A.IsthereB.ArethereC.WasthereD.Werethere,9.There_pencil-box,twobooksandsomeflowersonthedesk.A.isaB.aresomeC.hasaD.havesome10.Howmany_arethereinyourclassroom?A.desksB.deskC.chairD.door,二、用“have,has”，“thereis，thereare”或者“isthere，arethere”填空。,1.I_agoodfatherandagoodmother.2._abookonthedesk.3.He_atape-recorder.,4.They_anicegarden.5.Whatdoyou_?6._areading-roominthebuilding?7.WhatdoesMike_?8._anybooksinthebag?9.Myfather_astory-book.,10._anyflowersinthegarden?11.Howmanystudents_intheclassroom?12.Myparents_somenicepictures.13._somemapsonthewall.14.Davidsfriends_somedogs.15._manychildrenonthehill.,家庭作业,一、填上恰当的be动词1.There_twowomeninthekitchen.2.There_anorangeinthebasket.3.There_threepensonthetable.4._thereanybirdsinthetree?,5.There_somegirlsplayinginthepark.6.There_manyanimalsinthezoo.7.There_twentyapplesonthetree.8.There_fourseasonsinayear.,二、按要求完成句子,1.Thereisacomputer