therebe句型讲解.ppt

there be,There be 句型表示“存在”“有”，其中be动词有时态和单复数变化。,There be+主语（人或物名词）+地点,There are two boys under the tree.There are many books in my bag.,1.There is+单数可数名词/不可数名词.,There is a bird in the tree.There is some water in the glass.,2.There are+复数名词+地点状语.,3.就近原则,几个并列主语时，be动词的形式要与离其最近的一个主语在人称和数上保持一致。,1.There is a kitchen and three bedrooms in my home.,2.There are three bedrooms and a kitchen in my home.,There is a cat under the tree.,There are two dogs under the tree.,There is a cat and two dogs under the tree.,There are two dogs and a cat under the tree.,1,2,there be和have的区别,1.There be 表示“某处存在某物或某人”此时不强调物归谁有。There is a box on the desk.,2.have(has)表示“某人拥有某物(某人）“，此时强调所有、拥有关系。We have two basketballs。,变为否定：在be后加上not即可。,There arent any pictures on the wall.,There isnt a bike behind the tree.,1.There are some pictures on the wall.,2.There is a bike behind the tree.,be动词提到句首。some 变any，其他都不变,1.There is a mouse in the house.(变成一般疑问句）,Is there a mouse in the house?,2.There are some flowers in the garden.(变成一般疑问句）,Are there any flowers in the garden?,变为一般疑问句,Yes,there is.No,there isnt.,Yes,there are.No,there arent.,1.There _ a clock on the table.A.is B.are 2._ there a map on the wall?Yes,there _.A.Are/is B.Is/are C.Is/is D.Are/are 3.There _ some students in the classroom.A.are B.is 4.There _ a pencil,a book and two pens on the table.A.is B.are 5.There _ two apples,one orange and one banana on the table.A.is B.are,单项选择,用恰当的be动词填空。,1、There _three pencils in the pencil box.2、There _some milk in the glass.3、There_a picture and a map on the wall.4、There_a box of rubbers near the books.5、There_lots of flowers in our garden.6、There_four cups of coffee on the table.,are,are,are,is,are,is,将下列句子变为否定句和一般疑问句,1.There is some water in the bottle.,2.There are many apples in the box.,There is not any water in the bottle.,Is there any water in the bottle?,There are not many apples in the box.,Are there many apples in the box?,There be 口诀,There be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。,