《There_be句型》ppt课件

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1、Therebe句型Therebe结构概述Therebe结构主要用以表达"某处(某时)有某人(某物)",其基本句型为"Therebe+某物或某人+某地或某时",其中there是引导词,没有词义;be是谓语动词;"某人或某物"是句子的主语;"某地或某时"作句子的状语,多是介词短语。如:Thereisafootballunderthechair.椅子下面有一个足球treecatThereisacatunderthetree.Therearethreebirdsinthetree.birds请使用Therebe---描述下图Therebe结构中的动词be的确定1.therebe结构

2、中的谓语动词be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,是复数时用are。如:Thereisaflowerinthebottle.瓶里有一朵花。Thereissomemoneyinthepurse.钱包里有些钱。用be动词is/are填空：1、Thereapencilinthepencilbox.2、Theresomeflowersonthedesk.3、Therefourpeopleinmyfamily.isareare2.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。如:Thereisaboy,ag

3、irlandtwowomeninthehouse.房子里有一个男孩,一个女孩和两个妇女。Therearetenstudentsandateacherintheoffice.办公室里有十个学生和一个教师。区别therebe：表示某地有某物，指没有生命的物体有。例如：Therearemanybooksintheschoolbag.have/has:表示有生命的人或者动物有。例如：Ihavemanybooks.Therebe结构的句型转换否定句therebe的否定式通常在be后加not构成(在口语中be时常与not缩写在一起)。如果句中有some,一般要变成any。如:There

4、aresomechildreninthepicture.→Therearen'tanychildreninthepicture.一般疑问句及其答语把be提到there前,首字母大写,句末用问号即可。其肯定答语是Yes,thereis/are;否定答语为No,thereisn't/aren't。如:—Aretheretwocatsinthetree?—Yes,thereare.(No,therearen't.)做一做1.教室里有很多桌子和凳子。Theremanydesksandchairsintheclassroom.2.冰箱有很多水果。Theremanyfruitsinth

5、efridge.3.小猫有一身干净而洁白的毛。Thecatcleanandwhitehair.arearehas练一练树上有两个风筝和一只鸟。1.Theretwokitesandabirdinthetree.2.Thereabirdandtwokitesinthetree.areis特殊疑问句What’sinthepicture？aboyThereisaboy.What’sinthepencilbox?Therearetwopencils.apencilboxWhat’s+介词短语(地点）+？的问句，用therebe来回答A:Howmanybirdsarethereinth

6、etree?B:Therearethree.A:Howmanycatsarethereinthetree?B:Thereisonlyone.Howmany+名词复数+arethere+介词短语？用therebe来回答。Exercisesi.将下列句子变成否定句和疑问句。1.Thereissomewaterintheglass.Thereisn’tanywaterintheglass.Isthereanywaterintheglass?yes,thereis.No,thereisn’t.2.Therearemanypeopleinthestreet.Therearen’tma

7、nypeopleinthestreet.Aretheremanypeopleinthestreet?Yes,thereare.No,therearen’t.3.Thereissomepaperonthetable.Thereisn’tanypaperonthetable.Isthereanypaperonthetable?Yes,thereis.No,thereisn’t.4.Therearealotofstudentsontheplayground.Therearen’talotofstudentsonthepl