there be句型的现在完成时态形式。此时be后主语为复数名词,如果be后主语为单数名词,则应为there has been。there be句型是倒装句,意思是"有"be的形式由be后第一个名词的单复数决定。
there have been是什么句型
"There have been" 是一个句型，它属于 "There be" 句型的现在完成时态形式。
现在完成时是过去的动作或状态持续到现在并且已经完成，对现在造成的影响，可能持续发生下去。he's 可以是he has的缩写，也可以是he is的缩写，he has+动词的过去分词，构成现在完成时形式，he is后面跟形容词、代词或介词短语，构成系表结构。
完成时态的构成分为两部分为一是助动词，二是实义动词的过去分词-ed。一般疑问句为Have/Has+主语+动词的过去分词V-ed+宾语或者其他，特殊疑问句为特殊疑问词+一般疑问句have/has+主语+过去分词+其他。
there have been句型的例句
1、There have been calls to ban Barbie in one American state,as well as Russia,Saudi Arabia and Iran.
美国的一个州，还有俄罗斯、沙特阿拉伯和伊朗，都曾经有过禁绝芭比的呼声。
1、There have been some problems but basically it's a good system.
虽然出现过一些问题，但这基本上仍不失为一个好系统。
3、There have been many changes in recent years.
近几年发生了许多变化。
4、There have been large cuts in government funding for scientific research.
政府提供的科研资金已大幅度削减。
5、There have been many complaints from members of the public.
现在已有大量的民众投诉。
6、There have been extensive consultations between the two countries.
两国之间进行了广泛磋商。
7、There have been just three winners from his stable this season.
这个赛季他的马只有三匹获胜。