there be结构是存在句，这种结构可以扩展，通常有以下几类：

1.there和remain, exist, live, stay, lie, stand 等静态动词连用，表示一种状态，使得句子意义更形象、具体、生动。如：

There once lived a great man in our town. 我们镇里曾经住过一个大人物。

There stands a TV tower at the back of the school. 学校后面耸立着一座电视塔。

There lies a railway before our village.我们村子前面有一条铁路。 

2.there与come, go, occur, enter, follow, rush, run等动态动词连用，描述某事的发生或某人、某物的到达。如：

There occurred some misunderstanding between both sides. 双方之间发生了一些误会。

There followed an uncomfortable silence.  接着是一阵令人难以接受的沉默。 

Look! There comes your English teacher. 瞧，你们的英语老师来了。(comes不可用is coming)

3.there常与seem to be, appear to be, be sure to be, be likely to be, happen to be等连用，为there be句式增添新的含义。如：

There seems to be no better way. 好像也没有什么好办法了。

There appeared to be only one room.  似乎只有一间房。 

There happened to be a taxi parked at the gate. 碰巧门口停着一辆出租车。

你的问题太大，给你一个链接，内容很全，慢慢看吧！

http://www.yygrammar.com/Article/exist/ 

There be 结构所有用法归纳如下

There be结构多变，用法灵活，通过分析归纳，可以总结以下用法：(常规用法，变化用法，延伸用法）

【一】常规用法：

There be结构中的be是可以运用各种时态的。动词be单复数形式要跟there be之后真正的主语一致，并且要根据就近一致原则来确定be的单复数形式。

A：There be 过去时态

There was a meeting here yesterday.

昨天这里有个会议。

There were many people in the park yesterday.

B:There be 现在时态

There is a pen and two books on the desk.

课桌上有一支钢笔和两本书。

There are two books and a pen on the desk.

课桌上有两本书和一支钢笔。

There is a wallet lying on the ground.

地上有个钱包。

C:There be 将来时态

There is going to be a football match in the stadium tonight.

今晚体育馆将有一场足球比赛。

There will be a basketball match between Class 1 and Class 2

D:There be 现在完成时态

There has been no rain today.

今天至现在没下雨。

There have been lots apples on the table.

【二】变化用法：

在there be结构中改变be动词可以变换各种句型，具体归纳如下：

【1】在there be结构的be动词前还可以加上各种情态动词，

There must be something wrong. 

一定有问题。

There ought not to be so many people. 

不应该有这么多人。

There might be snow at night. 

晚上可能有雪。

【2】There used／seem／happen／appear to be...

There appeared to be nobody willing to help.

 看来没人愿意帮忙。

There used to be a theater here. 

过去这儿有家剧院。

There happened to be a man walking by. 

碰巧有个人在此经过。

There doesn’t seem to be much hope. 

好像没有太大的希望。

【3】在there be句型中的be还可以换成其他的动词与there连用，这些词都是表示状态的，如：live，stand，exist，remain等；或用来描写某事的发生或某人的到达，如：come，appear, enter, follow, occur等。

There stands a temple on the top of the mountain. 

山上有一座寺庙。

There once lived an old lady. 

这儿曾经住着一个老太太。

Then there came a knock at the door. 

然后有人敲门。

There goes your last chance. 

这是你最后一次机会了。

There followed a terrible noise. 

随后传来了可怕的声音。

Suddenly there entered a strange man. 

突然进来了一个奇怪的人。

【4】There is reported / believed / expected / supposed to be据报道有／人们相信有／希望有(估计有)／应该有

There is thought to be a fighting between them。

人们认为他们之间有一场战争。

There is believed to be some people alive under the ruins.

有人认为废墟下仍有人活着。

There will be expected to be an official report about the accident very soon. 预计很快就会有对此次事故的官方报道。

There is reported to be a better way to stop pollution.

据报道，找到了一种更好的控制污染的方法。

【三】延伸用法：

There be句式的非谓语形式(there to be／there being)它们的用法如下：

【1】作主语

当作主语时，一般是there being结构，当句式中有for时，一般用there to be，

There being a shop here is a great advantage. 

这儿有个商店，真是一大好处。

There being a house with a garden is of great value. 

拥有花园的房子是很值钱的。

It is impossible for there to be any more trees. 

不可能再有树了。

It was strange for there to be so few people in the church. 

教堂里人这么少真是奇怪。

【2】 作宾语

作动词宾语时：expect，mean，intend，want，prefer等动词后宾语一般用there to be结构；mind，appreciate，imagine等动词和介词后宾语一般用there being结构，如：

I would not like there to be any mistake. 

我不希望有任何的错误。

Do you expect there to be any objection to our opinion? 

你认为会有人反对我们的观点吗?

I don’t mind there being any objection to our opinion. 

我不介意有人反对我们的观点。

He was disappointed at there being so little to do. 

他对没什么可做感到失望。

You can imagine there being a heated discussion about it. 

你可以想象出人们对此会有一场激烈的讨论。

【3】作状语

用作状语的there be形式通常用there being结构。

There being no buses, we had to walk home. 

由于没有公共汽车，我们不得不走回家。

There being no nobody in the room，we realized that there was no use crying. 

屋里没人，我们意识到哭喊是没有用的。

There being nothing else to do, we went home happily. 

由于没事可做，我们快乐地回家了。

【四】特殊用法：

【1】There is no sense／point in doing sth. 做某事是没有意义的

【2】There is no need to do sth. 没有必要做某事

【3】There is no doing (口语)不可能……，

There is no telling when he will be back.

无法知道他什么时候回来。

There is no knowing what he is doing.

无法知道他在做什么。

【4】There is no doubt about sth. ／There is no doubt that… 毫无疑问……

【5】There is no possibility／chance that(of)… 做某事是不可能的

【6】There is a possibility／chance that(of)…. 做某事是有可能的