微课 there be 句型

,Welcome,Therebe句型,教者：阮书敏,六年级语法,Therebe句型表示“有”，其中be动词有时态和单复数变化。,Therebe+主语（名词）+其他,Therebe的肯定式：Thereis+可数名词单数/不可数名词+其他Thereare+可数名词复数+其他,（1）There_amonkeyinthetree.A.isB.are,（2）There_somewaterinthebottle.A.isB.are,（3）There_manytreesinthepark.A.isB.are,（4）There_alotofgrassbefore.A.wasB.is,练习,（1）Thereisatreeinthepark.,（2）Therearetwocatsunderthetree.,Therebe的否定式：Therebe+not/no+名词+其他,（1）Thereis_cinemainthetown.A.notB.no,（2）There_anymilkinthefridge.A.isntB.arent,（3）There_nopicturesonthewall.A.isB.are,练习,Therebe就近原则,只要看到be动词后面的词是复数名词，就用are，否则就用is,例句：1.Thereisagirlandtwoboysunderthetree.,2.Therearetwoboysandagirlunderthetree.,（1）Thereisacatandtwodogsinthepicture.,（2）Therearetwodogsandacatinthepicture.,单数,Therebe的一般疑问句：Isthere+可数名词单数/不可数名词+其他Arethere+可数名词复数+其他,Thereisaradioonthedesk.,例句：,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,练习：用be动词is/are填空,1、There（）apencilinthepencilbox.2、There（）someflowersonthedesk.3、There（）fourpeopleinmyfamily.4、There（）apictureandtwomapsonthewall.5、A:（）thereacatunderthetree?B:Yes,there（）,is,are,are,is,Is,is,Therebe有特点，主语放在be后面，单数主语用is，复数主语要用are。变否定很简单，be后要把not添。变疑问也不难，把be提到there前。否定疑问any换，就近原则多多练。,Therebe口诀