存在句的定义.ppt

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1、存在句的定义 存在句又叫做“There be句型”，是一种表示“存在”的句式。它的常见结构是“There+be+主语+地点状语（或时间状语）”。存在句的“there”要弱读。Theres an outdoor concert tonight.今晚有一场户外音乐会。At noon there was still no news.中午了，还没有消息。Is there anything for me to do?有什么要我做的事吗？There was little change in him.他没有什么变化。存在句的句型转换一.肯定陈述句There is a dictionary on the de

2、sk.桌子上有一本字典。二.否定陈述句There isnt a dictionary on the desk.桌子上没有字典。三.一般疑问句Is there a dictionary on the desk?桌子上有一本字典吗？四.特殊疑问句How many dictionaries are there on the desk?桌子上有几本字典？Whats there on the desk?桌子上有什么？五.反意疑问句There is a dictionary on the desk,isnt there?桌子上有一本字典，是吗？存在句的谓语动词（1）“There be”句型可以和助动词连用

3、。There have been many accidents in the past few weeks.过去几个星期里发生了几个事故。There will be a large audience at the performance.将有许多观众来观看演出。There can be very little doubt about his guilt.关于他的罪行是不可能有什么疑问的。There may be some people who don t like him.可能有些人不喜欢他。I felt that there must be something wrong.我觉得好像有什么错

4、了。There used to be a cinema here before war.战前这儿有一家电影院。存在句的谓语动词（2）“There be”句型可以和happen to/appear to/seem to/be going to/be sure to/be certain to/be likely to等半助动词连用。There happened to be a friend of mine in the hotel.旅馆里碰巧有我的一个朋友。There is going to be a storm this afternoon.今天下午将有一场暴雨。There appeared

5、to be no doubt about it.看来这件事没有疑问了。There is sure to be rain tonight.今晚一定会下雨。存在句的谓语动词（3）“There be”句型可以和某些类似“存在”的动词连用，如live/exist/stand/lie/remain等。There lived in Greece a great thinker named Aristotle.在希腊曾经有一个伟大的思想家，名叫亚里斯多德。There stands a huge building by the lake.湖边有一座高楼。There remained just twenty-e

6、ight pounds.仅剩28英镑。Thus in 1859 there came about a war between the two countries.因此在1859年，在这两个国家之间爆发了一场战争。存在句的数 在“There be”句型中，只要紧靠“There be”的第一项不是复数，其谓语动词便可用单数形式。一.单数There is a book and a pen on the desk.桌子上有一本书和一支笔。There was a dictionary,some pictures books and some magazines on the desk.桌子上有一本字典，

7、几本图画书，还有一本杂志。二.复数There are two books on the desk.桌子上有两本书。存在句主语的限定词在“There be”句型中，主语的修饰语通常是表示“不确定”限定词（如：a,no,some,any），不用表示“确定”的限定词（如：the,this,that,these,those）。Once there was an old tiger in the forest.从前在森林里有一只老虎。There are some animals on the island.岛上有一些动物。There will be several new books published.将会出版几本新书。There were quite a few people in the room.屋子里有好几个人。容易和存在句混淆的句子请分辨以下句子：There is a car by the roadside.路边有一辆车。（存在句，其中there要弱读）There is our car.我们的车就在那儿。（不是存在句，其中there要重读）There goes the bell.铃声响了。（不是存在句）