初中there-be结构讲解练习及答案(共3页).doc
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1、精选优质文档-倾情为你奉上There be句型用法口诀There be句型有特点,主语放在be后边。主语单三用is,复数主语要用are。变否定,很简单,be后要把not添。变问句也不难,把be提到there前。肯定句中用some,否定疑问any换一:there be 句型基本认识1、 定义:There be句型表示某处存在某物或某人。2、结构:(1) There is +单数可数名词/不可数名词+ 地点状语. (2) There are +复数名词+地点状语.注意事项: there是引导词,在句中不充当任何成分,翻译时也不必译出。句子的主语是某人或某物,谓语动词be要与主语(某人或某物)的数保
2、持一致。当主语是两个或两个以上的名词时,谓语动词要与跟它最近的那个名词一致。如: There is a bird in the tree. 树上有一只鸟。 There is a teacher and many students in our classroom. 我们教室里有一位老师和许多学生。 There are two boys and a girl under the tree. 树下有两个男孩,一个女孩。二: there be 句型的常考点考点一:各种句型转化。1:变成否定句There be句型的否定式的构成和含有be动词的其它句型一样,在be后加上not。例如:There are
3、some pictures on the wall. There arent any pictures on the wall. =There are no pictures on the wall. There is a bike behind the tree. There isnt a bike behind the tree. =There is no bike behind the tree.2:变成一般疑问句There be句型的一般疑问句变化是把be动词调整到句首,再在句尾加上问号即可。但同时要注意:当肯定句中有some时,要将其改为any(否定变化也一样)。There is s
4、ome water on Mars. Is there any water on Mars? There are some fish in the water. Are there any fish in the water? 考点二:there be 句型的时态。be可以有现在时(there is/are)、过去时(there was/were)。考点三:there be 句型的主谓一致:There be 结构中的be动词要和后面所跟名词保持一致,遵循就近原则。如:1.There _ any rice in the bowl. A. are B. is C. isnt D. arent 2.
5、There _ many apples on the tree last year. A. have been B. were C. are D. is 注意事项:there be 句型与have句型的区别(1) There be 句型和have都表示“有”的含义。区别如下:There be表示“某处存在某物或某人”;have表示“某人拥有某物/某人”,它表示所有、拥有关系。如: He has two sons. 他有两个儿子。There are two men in the office. 办公室里有两个男人。(2)当have表示“包括”、“存在”的含义时,There be 句型与其可互换。
6、如: A week has seven days. =There are seven days in a week. 一个星期有七天。练习1:用is或are填空1.There_many monkeys in the mountain. 2.There_a beautiful garden in our school. 3.There _some water in the glass.4.There _some bread on the table. 5. _there any maps on the wall? 6. There _twenty desks in our classroom.
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