1、Find the differences.(找不同)BA概念概念结构结构用法用法There be句型表示“有”，其中be动词有时态和单复数变化。There beThere be+主语（主语（名词名词）+其其 他他01There be 的肯定式：There is+可数名词单数/不可数名词+其他There are+可数名词复数+其他（1）There _ a monkey in the tree.A.is B.are（2）There _ some water in the bottle.A.is B.are（3）There _ many trees in the park.A.is B.are（4）
2、There _ a lot of grass before.A.was B.is 练习练习（1）There is a tree in the park.（2）There are two cats under the tree.造句造句02There be 的否定式：There be+not/no+名词+其他（1）There is_ cinema in the town.A.not B.no（2）There _ any milk in the fridge.A.isnt B.arent（3）There _no pictures on the wall.A.is B.are 练习练习there 是
3、个近视眼。03There be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.There is a girl and two boys under the tree.2.There are two boys and a girl under the tree.03（1）There is a cat and two dogs in the picture.（2）There are two dogs and a cat in the picture.造句造句单数复数04There be 的一般疑问句：Is there +可数名词单数/不可数名词+其他Are there
4、+可数名词复数+其他w There is a radio on the desk.例句：Is there a radio on the desk?Yes,there is./No,there isnt.w There are some shoes under the bed.Are there any shoes under the bed?Yes,there are./No,there arent.w 规则：规则：is/are要提前要提前,some 变变any,其他都不变其他都不变05 练习：用be动词is/are 填空1、There（）a pencil in the pencil box.
5、2、There（）some flowers on the desk.3、There（）four people in my family.4、There（）a picture and two maps on the wall.5、A:（）there a cat under the tree?B:Yes,there（）isareareisIsis06 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03 1 There be 的肯定句的肯定句 2 There be 的否定句的否定句4 There be 的一般疑问句句的一般疑问句句3 There be 的就近原则的就近原则
