There be句型的用法：表示某个地方存在某物或某人，be动词的单复数必须依主语的变化而变化一、肯定句（单数名词和不可数名词用is/was,复数名词用are/were）There is a book on the desk.（单数）There are books on the table.（复数）There was a book on the desk.（单数，过去时态）There were books on the desk.（复数，过去时态）There is some wafer in the bottle.（不可数）There was some water \r\ the bottle.（不可数，过去时态）二、否认句（在肯定句中的be动词后加n，t）There isn't a book on the desk.（单数）There aren't books on the table.（复数）There wasn't a book on the desk.（单数，过去时态）There weren't books on the desk.（复数，过去时态）There isn5t any wa招r in the bottle.（不可数）There wasnJt any water \r\ the bottle.（不可数，过去时态）三.一般疑问句及其回答（把肯定句的be动词提前）Is there a book on the desk?（单数）Yes, there is. / No, there isn't.Are there books on the desk?（复数）Yes, there are. / No, there aren't.Was there a book on the desk?（单数，过去时态）Yes, there was. / No, there wasnJt.Were there books on the desk?（复数,过去时态）Yes, there were. / No, there weren't.■特殊疑问句X （对划线局部提问） 主语是物，用“what”提问： There is a book on the desk.What is on the desk?主语是人，用“who”提问:There is a girl in the room.Who is in the room?对可数名词的数量提问，用“how many”： There are two books on the desk.How many books are there on the desk? 对不可数名词的数量提问，用“how much”： There is some water in the bottle.How much water is there in the bottle?五、There be的其他知识点1、就近原那么：be动词的单复数形式和第一个靠近there be的主语保持一致。
There is a book and two pens on the desk. （一本书，最靠近 there be,所以用单数） There are two pens and a book on the desk,最靠近 therebe,所以用复数）2、肯定句变否认句和一般疑问句有some的，一般变成any（some可以修饰可数名词，也可以修饰不可数名词）There is some milk in the bottle.（肯定句）There isn't any milk in the bottle.（否认句）Is there anymilk in the bottle?（一般疑问句）There are some books on the desk.（肯定句）There aren't any books on the desk.（否认句）Are there any books on the desk?（一般疑问句）3、there be 和 have 的区别：there be指客观存在，表示“某处有某人/某物"；have指所属关系，表示'某人/某物有某 物，There are all kinds of books on my bookstore.我的书柜上有各种各样的书。
书并不 属于书柜的，只是被摆上去放着，所以用there be）I have all kinds of books.我有各种各样的书书是属于“我自己的”,所以用have）拓展：There be句型的时态变化和其他形式一般现在时：There is/are一般过去时：There was/were一般将来时：There is/are going to beThere will be现在完成时：There have/has been力「上情态动词：There can be、There may be、There must be、There should be、There used to be一、选择题1、 There a meeting tonight.A will be B had beC isgoing beD was2、There a knock at the door just now.A will be B has been C wereD was3、There a pen and two books on the desk now.A are B be C isD wasThere is on the floor .A . cat B . water C . boxes D . football5、There are on the floor .A . cat B . water C . boxes D . football二、句型转换：1、（将句子转换成否认句）There is a bike behind the tree.2、（将句子转换成否认句）There are some books on the desk.3、（将句子转换成一般疑问句）There is some water on Mars.三、句子画线局部提问There are many things over there.1、 There is a little girl in the room.3、There a re four childre n on the playground.4、There are three women in the picture . 5、There is some water in the bottle .参考答案: 一、选择题1 .首先观察题目本身的提示tonight ,判断该题的时态是将来时，首先排除选项A 和D。
C选项的结构不正确，应选A2、首先观察题目本身的提示just now ,判断该题的时态是一般过去时，首先排除 选项A和B C选项是复数，不符和题意，应选D3、首先观察题目本身的提示now ,判断该题的时态是一般现在时，首先排除选项 D选项B为原形不正确，排除虽然原句中的主语是 a pen and two books，但 是根据就近原那么，离there be最近的是q pen ,选项A为复数形式，排除应选 Co4、由is可知主语应是可数名词单数或不可数名词，而A、D项中都缺少冠词Q ,应选Bre可知主语应是可数名词复数，而 A , D选项为可数名词单数B选项为 不可数名词，应选C二、句型转换：1、 There isn't a bike behind the tree.2、 There aren't any bikes behind the tree.3、Is there any water on Mars?三、就句子画线局部提问1、What's over there?2、 Who is in the room?3、Where are the four children?4、How many women are there in the picture?5、Howmuchwateristherein the bottle ?。