人教精通版四年级下册Lesson 1完美版课件ppt

这是一份人教精通版四年级下册Lesson 1完美版课件ppt，共19页。PPT课件主要包含了知识讲解难点突破，课堂练习难点巩固等内容，欢迎下载使用。

There be句型用法
There be …表示有某物在某处。
There is a TV in the classrm.There is a blackbard in the classrm.There are sme desks in the classrm.There are sme chairs in the classrm.
There be句型结构：
There is … 或There are …
如何正确使用be（is/are）动词呢?
There is a pen n the bk.
知识讲解 （难点突破）
There is a pencil in the pencil-bx.
There be 后是可数名词单数时，be动词用is。
There is a pen n the bk.There is a pencil in the pencil-bx.
There are many bks in the library.
There are sme trees in the garden.
There be 后是可数名词复数时，be动词用are。
There are many bks in the library.There are sme trees in the garden.
There is sme water in the glass.
There is sme milk in the bx.
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 sme water in the glass.There is sme milk in the bx.
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 sme bks n the desk. 书桌上有一支钢笔和一些书。 There are sme bks and a pen n the desk. 书桌上有一些书和一支钢笔。
There ( ) an apple in my bag.There ( ) sme crayns in the bx.There ( ) many bys n the playgrund.There ( ) sme juice in the bttle.There ( ) a bag n the desk.There ( ) 5 pears in the glass.
There (is) an apple in my bag.There (are) sme crayns in the bx.There (are) many bys n the playgrund.There (is) sme juice in the bttle.There (is) a bag n the desk.There (are) 5 pears in the basket.
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。