雅思口语：不同时态的there be句型

　　在英语国家使用普遍的，不同时态的there be句型，包括:

　　There was ...

　　There were...

　　Therell be ...

　　There might be ...

　　There used to be ...

　　Theres been ...

　　Thereve been ...

　　Thered be ...