小学英语语法：There-be-句型PPT课件

.,1,小学英语语法,Therebe句型,.,2,Self-introduction,Name:ChenPeilongAge:28,.,3,1.Therebe句型表示“有”/“某地有某物”,1）therebe表示在某地有某物（或人）。如:Thereisatableintheroom.房间里有一张桌子。2）have表示某人拥有某物。如:Ihaveatable.我有一张桌子。,Therebe+某物/某人+某地/某时（主语）（状语）,2.therebe句型与have的区别：,.,4,Thereisacatunderthetree.,.,5,Therearetwodogsunderthetree.,.,6,Thereisacatunderthetree.,.,7,Therearetwodogsunderthetree.,.,8,Thereisacatandtwodogsunderthetree.,Therearetwodogsandacatunderthetree.,.,9,3就近原则Therebe句型中be动词单复数的变化,若be动词后面的词是单数名词,be动词用is,反之若为复数名词,be动词用are,若主语为不可数名词，be动词用is,Thereissomebreadonthetable.,.,10,4.Therebe句型的否定形式：,只要在be动词后面加not即可，但要注意的是句中的some改成any.,some用于肯定句，any用于否定句或疑问句且notany与no可以互换。,.,11,1）Thereisaknifeinthekitchen.否定:Thereisnotaknifeinthekitchen.2）Therearefiveapplesonthetree.否定:Therearenotfiveapplesonthetree.3）Thereissomeink(墨汁）inthebottle.否定:Thereisnotanyinkinthebottle.=Thereisnoinkinthebottle.4）Therearesomebooksinthebag.否定:Therearenotanybooksinthebag.=Therearenobooksinthebag.,.,12,把Be动词放在there之前,并将句号变问号。（句中出现的some要改成any）肯定回答为：Yes,thereis/are.否定回答为:No,thereisnt/arent.1）Therearefivepensonthedesk.Aretherefivepensonthedesk?Yes,thereare./No,therearent.2)Thereissomewaterinthecup.Isthereanywaterinthecup?Yes,thereis./No,thereisnt.,6.therebe.句型的一般疑问句,.,13,Therebe有特点，主语放在be后面，单数主语用is，复数主语要用ar