There be 与have has的区别解读.pptVIP

* . A cat is under the tree. There is a cat under the tree. 树下有一只猫。 There be 句型表示：在某地有某物（或某人） There be开头表存在，真正主语在后头。 地点状语在最后。 * . There are three cocks under the tree. 树下有三只公鸡。 * . there be结构的主谓一致 There is a cat under the tree. There are three cocks under the tree. 主语单数用is，主语复数就用are。 * . a. There is +单数可数名词/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。 * . b. There are + 复数名词 There are some pictures on the wall. 墙上有些图画。 There are two apples in the basket. 篮子里有两个苹果。 * . There is not any thing under the tree. =There is nothing under the tree. 树下什么都没有。 * . There be 句型的否定句 There are two books on the desk. There aren’t two books on the desk. There is some bread in the plate. There isn’t any bread in the plate. 在be 动词后加 not. 句中some变成any. and变成or. There is a cat and a chicken under the tree. There isn’t a cat or a chicken under the tree. * . There is a cat and three cocks under the tree. * . 若句子中有几个并列主语时，be动词的形式要依据就近一致原则，与离其最近的一个主语在人称和数上保持一致。 1.There is a girl and two boys under the tree. 2.There are two boys and a girl under the tree. 就近一致记心头。 * . 一般疑问句： There is a mouse in the house.(变成一般疑问句） Is there a mouse in the house ? There are some flowers in the garden.(变成一般疑问句） Are there any flowers in the garden? 谓语动词is/are提到句首，句中some要变成any. * . 对There be结构中的主语提问的特殊疑问句： There is a bike under the tree. What’s under the tree? There are many books on the table. What’s on the table? What’s +介词短语（介词+地点名词）+ ？ * . 针对数量提问的特殊疑问句： 1.How many + ?可数名词复数 + are there + 介词短语？ There are two computers on the desk. How many computers are there on the desk? * . 2.How much + 不可数名词 + is there + 介词短语？ There is some milk in the glass. How much milk is there in the glass? * . there be结构有不同的时态，而且可以和各种助动词或情态动词连用 There + 情态动词/ 助动词 + be + 其他 There will be a meeting tomorrow. There must be a mistake somewhere. * . There be开头表存在，真正主语在be后。 主语单数用is，主语复数就用are。 地点状语在最后。 就近一致记心头。 * . 练习：恰当的be动词填空。 1、There _______ a lot of s