小编摘要：介绍存在句的非限定形式there to be 和 there being结构的简单用法。
1）存在句的非限定形式：there to be 和 there being结构
2）there to be 和 there being结构用法与区别：
there to be：作for 介词补语、作动词（except, want, like, prefer, hate…）的宾语
They planned for there to be another meeting
Members like there to be plenty of choice.
there being : 作除for外的介词的补语、 作主语和状语
John was relying on there being another opportunity.
There being a bus stop so near the house is a good advantage.
eg. For there to be so few people in the street was unusual. = It was unusual that there were so few people in the street.