存在句的定义.ppt

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 di

2、ctionary on the desk. 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

3、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。 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

4、felt that there must be something wrong. 我觉得好像有什么错了。 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

5、 going to be a storm this afternoon. 今天下午将有一场暴雨。 There appeared 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。 Th

6、ere stands a huge building by the lake. 湖边有一座高楼。 There remained just twenty-eight 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

7、笔。 There was a dictionary, some pictures books and some magazines on the desk. 桌子上有一本字典，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