英语九年级【知识精讲】13,句法(7)there be 句型

重要句式（有某人在做某事） There be＋主语＋doing sth＋地点／时间状语. There are several children swimming in the river． 河里有几个孩子在游泳。
There be 句型表示猜测语气的用法 可以在be前面加表示猜测语气的情态动词must，may，can，might等。 There must be a pen in the box.
there be句型否定句：be + not There aren't two chairs and a desk in the room． 一般疑问句 Is there anything wrong with your ears？ Yes, there is／No, there isn't.
反义疑问句（be there），要注意陈述部分的形式。 There wasn't a meeting yesterday, was there? 如果陈述部分含有little/few/no/nobody/none等否定词时，后面的简短问 句中要用肯定形式。 There is nobody in the room，is there？ 但有的含有否定意义的形容词修饰不定代词时则仍看作肯定句式。 There is something unusual in the room，ishas的区别：
there be句型表示 “存在有”， have\has表示 “拥有” “所有”， 两者不能同时使用。
桌子上有三本书. There are three books on the desk. 我有三本书. I have three books.
单项选择 There ________ a great concert in the theater next Saturday evening. A. will be B. will have C. has D. is going to have
2. 两个名词作主语，there be句型采用就近原则。 There are some students and a teacher in the classroom. There is a teacher and some students in the classroom. 3. 不定代词在句中作主语，谓语动词要用单数形式。 There is nothing in the fridge.
单项选择。 — Are there any maps in your classroom? — ______. There are two maps in it. A. Yes, there are B. No, there aren’t C. Yes, there is D. No, there isn’t 答案：A
There be句型的时态。 be可以有现在时（there is/are） 过去时（there was/were，there used to be） 将来时（there is /are going to be或there will be） 完成时（there have/has been） There was a knock at the door. There used to be a church across from the bank. There is going to be a meeting tonight.
主谓一致性 1. 主语是单数或不可数名词，be动词用is/was。主语是复数形式，be动词用 are/were。 There is a desk in the room． There are two chairs in the room． There is no food in the fridge. Let’s buy some.
单项选择 There ________ a great concert in the theater next Saturday evening. A. will be B. will have C. has D. is going to have 答案：A
单项选择。 — Are there any maps in your classroom? — ______. There are two maps in it. A. Yes, there are B. No, there aren’t C. Yes, there is D. No, there isn’t
【知识精讲】there be 句型
九年级 英语
there be句型
结构句式
重要句型there be +名词+doing+介词短语
主谓一致性 时态
反义疑问句
there be句型与have/has的区别
there be句型是一个表示“存在”的句型，它是主语在be动词后面的倒装句。 there be句型结构： There be(is，are，was, were )+主语+地点状语。 某处有(存在)某人或某物