小升初There be句型

1、There be 句型There be 句型 概念 (definition)2 结构 (structure)3 用法 (usage)1、概念There be 结构表示某地有某人，某物或者某事。There是引导词，本身无实际意义， be动词后的名词才是真正的主语。 其中be动词有时态和单复数变化。定义：2、结构1.There is+可数名词单数/不可数名词+其他用法：2. There are+可数名词复数+其他There is a dog under the tree.There is some juice in the glass.There are some apples on the tr

2、ee.There are some books on the desk.3 用法 usage of there be 1 否定句（ negative sentence） 2 一般疑问句（ general question）3 特殊疑问句（ special question）4 就近原则 （ principle of proximity）1、There be句型的否定：在be动词后面加not, some变any, and变or, too变either1、There is a ruler and a pen on the desk.There is not a ruler or a pen on

3、the desk.2、There are some apples in the basket.There are not any apples in the basket.3、There is some juice in the bottle.There is not any juice in the bottle.2、There be句型的一般疑问句：把be动词(is/are)提到句首, some变any 1There are some flowers in the garden.(变成一般疑问句）_ _ _ flowers in the garden?ArethereanyYes, the

4、re are. / No, there arent. 2There is some water in the glass.(变成一般疑问句）_ _ _ water in the glass?Isthereany3、特殊疑问句How many+可数名词复数+are there+介词短语？Whats on the desk?回答：问有什么：Whats+介词短语？回答：There is a pen and two rulers.书桌上面有什么？问有多少：How many books are there on your desk?There is (only) one.There are five b

5、ooks. There are some books.4、就近原则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保持一致。就近原则：There is a pen and two rulers on the desk.There are two rulers and a pen on the desk.(there be是个近视眼)There be有特点，主语放在be后面，单数主语用is ，复数主语要用are。变否定很简单，be后要把not添。变疑问也不难，把be提到there前。否定疑问any换，就近原则多多练。There be 口诀总结： 用be动词is / are 填空： 1

6、、There a pencil in the pencil box. 2、There some flowers on the desk. 3、There four people in my family. 4、There a picture and two maps on the wall. 5、A: there a cat under the tree? B: Yes,there isareareisIsis1. There _ a clock on the table. A. is B. are 2. _ there a radio on your desk? A.Are B. Is 3.

7、 _ there a map on the wall? Yes, there _. A. are / is B. is / are C. Is / is D. are /are 4. There _ some students in the classroom. A. are B. is 5. There _ a pencil, a book and two pens on the table. A.is B. are 语法大练兵ACAAB1. There is a mouse in the room. (改写为一般疑问句，并作肯定否定回答) Is there a mouse in the r

8、oom? Yes, there is. / No, there is not.2. There is a fish in the bowl. (改写成否定句) There is not a fish in the bowl.3. There are some dolphins in the ocean. (改写为一般疑问句) Are there any dolphins in the ocean?4. There are some books in his bag. (改写为否定句) There are not any books in his bag.语法大练兵There are three pens on the table.There are not three pens on the table. Are there three pens on the table? Yes,there are./No,there arent.There are some apples on the tree.There are not any apples on the tree.Are there any apples on the tree? Yes,there are./No,there arent.There is an eraser in the