小学四年级下册英语课件-Unit1--Lesson-2人教精通版(共18张).pptx--（课件中不含音视频）

1、人教精通版英语-四年级-下册Unit 1 Welcome to my new home.Lesson 2难点名称：难点名称：正确理解和使用“There be”句型的单数和复数形式。1目录目录CONTENTS导入知识讲解课堂练习小结2How many apples are there on the tree?There are twenty apples on the tree.How many apples are there on the tree now?There are thirteen apples on the tree now.导入3概念概念结构结构用法用法There be Th

2、ere be 句型表示“存在”“有”，其中be动词有时态和单复数变化。There beThere be+主语（人或物主语（人或物名词名词）+地点地点知识讲解4结构：结构：a.There is+单数可数名词单数可数名词不可数名词不可数名词 There is a book on the desk.桌子上有一本书。There is some water in the bottle.瓶子里有些水。5b.There are+复数名词复数名词There are some pictures on the wall.墙上有些图画。There are two apples in the basket.篮子里有两

3、个苹果。6看名词看名词单数isis复数areare不可数的用isis7看名词看名词There _ a doll in the toy box.A.is B.are There _ some bread on the plate.A.is B.are There _ a lot of green trees in thePark.A.is B.are 8There a cat under the tree.is9There two dogs under the tree.are10there 是个近视眼。11There be句型的句型的就近原则就近原则 there be句型中“be”是单数还是复

4、数形式取决于后面紧跟的名词是单数还是复数。例：There are two books and a pen on the desk.There is a pen and two books on the desk.be动词要随句子中离它较近的名词单复数变化而变化，这就叫就近原则就近原则。12There is a cat and two dogs under the tree.There are two dogs and a cat under the tree.课堂练习Part A13There _ a desk and fifty-five chairs in the classroom.A.

5、are B.is Part B14There _ fifty-five chairs and a desk in the classroom.A.are B.is 15 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。There be 口诀口诀16小结本节课主要采用讲练结合的方式，首先对There be句型的概念、构成和用法进行了讲解，随后对There be句型的就近原则进行了重点讲述并辅之以例句。最后通过练习形式巩固学生对这一句型的运用。同时还将There be句型的用法变成口诀，相信背口诀再多多进行操练，一定能熟练掌握并运用好该句型。1718