英语人教版五年级下册There be的构成及用法专题课件.ppt

Therebe-的构成及用法,北门明德小学高文洁,Therebe-的构成,定义：表示某地有某物或某人结构：thereis+单数可数名词/不可数名词+地点状语thereare+复数名词+地点状语,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。,注意事项：there是引导词，在句中不充当任何成分，翻译时也不必译出。句子的主语是某人或某物，谓语动词be要与主语（某人或某物）的数保持一致。,Thereisabirdinthetree.Therearefivebirdsinthetree.,tree,cat,Thereisacatunderthetree.,Therearethreebirdsinthetree.,bird,请使用Therebe-描述下图,请使用Therebe-描述下图,Thereisacatandtwobirdsinfrontofthehouse.,Therearetwobirdsandacatinfrontofthehouse.,Therebe-的否定句,否定句：在be后加上“not”,也可用“no”来表示。即：no+n.（名词）=notaanany+n.（名词）。例如：,Thereisanorangeinherbag.Thereisntanorangeinherbag.Thereisnoorangeinherbag.,Thereisaradioonthedesk.,Therebe-的一般疑问句,Istherearadioonthedesk?Yes,thereis./No,thereisnt.,Therearesomeshoesunderthebed.,Arethereanyshoesunderthebed?Yes,thereare./No,therearent.,Isthereanythingnewintodaysnewspaper?,Thereissomethingnewintodaysnewspaper.,Yes,thereis./No,thereisnt,规则：is/are要提前,再在句尾加上问号即可.some变any,something改为anything,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,Whatsinthepicture？,aboy,Thereisaboy.,Whatsinthepencilbox?,Therearetwopencils.,apencilbox,Whats+介词短语(地点）+？的问句，用therebe来回答,Therebe-特殊疑问句,1.对主语提问,当主语是人的时候，用“Whos+介词短语?”,Whoisintheroom?,Thereisalittlegirlintheroom.,当主语是物的时候，用“Whats+介词短语?”,Therearesomebikesoverthere.,Whatsoverthere?,注意：无论原句的主语是单数还是复数，对其提问时一般都用be的单数形式(回答时却要根据实际情况来决定).,2.对地点状语提问,对地点状语提问：用“Whereisare+主语?”表示（注意其答语变化）,Whereisthecomputer?,Thereisacomputerinmyoffice.,-Itsinmyoffice.,Wherearethefourchildren?,Therearefourchildrenintheclassroom.,-Theyreintheclassroom.,2.对数量提问,如果主语是可数名词，无论是单数还是复数，都用“Howmany+可数名词复数+arethere+介词短语？”表示：,Howmanymonthsarethereinayear?,Therearetwelvemonthsinayear.,Howmanybooksarethereinyourbag?,Thereisonlyonebookinmybag.,2.对数量提问,如果主语是不可数名词，则用“Howmuch+不可数名词+isthere+介词短语？”表示：,Howmuchmoneyisthereinyourpocket?,Thereissomemoneyinmypocket.,A:Howmanybirdsarethereinthetree?,B:Therearethree.,A:Howmanycatsarethereinthetree?,B:Thereisonlyone.,Howmany+名词复数+arethere+介词短语？用therebe来回答。,Therebe句型的时态,be可以有：现在时(thereis/are）过去时(therewas/were)将来时(thereis/aregoingtobe或therewillbe)完成时(therehave/hasbeen)还可用theremustbe,therecantbe,thereusedtobe等。如,Thereisgoingtobeameetingthismorning.,Therebe句型反意疑问句,therebe句型反意疑问句的构成：be(not)there?如：Thereissomemilkinthebottle,_?AisntthereBarentthereCisntitDarethere,A,Therebe与have的区别,(1)Therebe和have都表示“有”的含义。区别如下：Therebe表示“某处存在某物或某人”；have表示“某人拥有某物/某人”，它表示所有、