1、There be 结构结构和和have、has的用法的用法 小学英语语法知识点重点透视重点透视There is a dragonfly.There is a butterfly.There are two frogs.There are many fish.There be 句型句型There be句型表示某处有某物结构There is/are+名词+地点状语概念知识1用法 There is a pen on the desk.There is an ant on the playground.There is some milk in the glass.用法 There are two b
2、ooks on the desk.There are many desks in the room.还有什么词汇表示“有”呢？表示某人拥有某物（某人），位于主语后。当主语是第三人称单数时，应用has.I have six rulers.She has a sister.知识2解析:cap 是名词单数,所以be动词要用 单数is.1.There _ a cap on the map.A.is B.are 2.There _ a lot of flowers in the park.A.is B.are 解析:flowers是名词复数,所以be动词要用 复数are.3.Jenny _ a brot
3、her.His name is Mike.A.have B.has解析:Jenny是第三人称单数，所以动词要 用have的三单形式has.There _ a pen and two pencils on the desk.A.is B.are A易错1若句子中有几个并列主语时，be动词的形式要最近的一个主语在人称和数上保持一致,这叫做“就近一致”。There _ three apples in the plate.A.is B.are C.haveB易错2There be和have、has同为“有”，但不能同时使用。There be一般用于句子开头；have用于句中，主语后。There be句型：“存在有”，单数is，复数are have、has：“所属有”，has紧跟三单后谢谢观看
