小学四年级下册英语课件-Unit1-人教精通版(共19张).pptx--（课件中不含音视频）

1、课题：人教精通版小学英语四年级下册Unit 1 Welcome to my new home!难点名称：正确理解和使用“There be”句型的单数和复数形式。1There be句型用法 There be 表示有某物在某处。导入导入2There is a TV in the classroom.There is a blackboard in the classroom.There are some desks in the classroom.There are some chairs in the classroom.导入导入3There be句型结构：There is 或There ar

2、e 导入导入4如何正确使用be（is/are）动词呢?知识讲解知识讲解（难点突破）（难点突破）5There is a pen on the book.知识讲解知识讲解（难点突破）（难点突破）6知识讲解知识讲解（难点突破）（难点突破）There is a pencil in the pencil-box.7There be 后是可数名词单数时，be动词用is。There is a pen on the book.There is a pencil in the pencil-box.知识讲解知识讲解（难点突破）（难点突破）8There are many books in the library.

3、知识讲解知识讲解（难点突破）（难点突破）9There are some trees in the garden.知识讲解知识讲解（难点突破）（难点突破）10There be 后是可数名词复数时，be动词用are。There are many books in the library.There are some trees in the garden.知识讲解知识讲解（难点突破）（难点突破）11There is some water in the glass.知识讲解知识讲解（难点突破）（难点突破）12There is some milk in the box.知识讲解知识讲解（难点突破）（难

4、点突破）13 water,milk是不可数名词，而不可数名词一般看作可数名词单数。所以There be 后是不可数名词时，be动词用is。There is some water in the glass.There is some milk in the box.知识讲解知识讲解（难点突破）（难点突破）14如果有两个或两个以上的主语时，be动词要和 最靠近它的那个主语在数上保持一致。There is a pen and some books on the desk.书桌上有一支钢笔和一些书。There are some books and a pen on the desk.书桌上有一些书和一

5、支钢笔。知识讲解知识讲解（难点突破）（难点突破）15用is或are填空。There()an apple in my bag.There()some crayons in the box.There()many boys on the playground.There()some juice in the bottle.There()a bag on the desk.There()5 pears in the glass.课堂练习课堂练习（难点巩固）（难点巩固）16用is或are填空。There(is)an apple in my bag.There(are)some crayons in t

6、he box.There(are)many boys on the playground.There(is)some juice in the bottle.There(is)a bag on the desk.There(are)5 pears in the basket.课堂练习课堂练习（难点巩固）（难点巩固）17小结 There be 后是可数名词单数时，be动词用is。There be 后是可数名词复数时，be动词用are。There be 后是不可数名词时，be动词用is。18小结 there be 句型特点口诀 there be 有特点，主语跟在be后面。be 可变身is/are,there 永远不变化。单数is复数are,不可数的还是is它。多个主语并列用，就近原则来通融。19