Formas de "There is" - Grammar

Read carefully this grammar note:

GRAMMAR - Forms of "There is":

Observa lo siguiente:

Inglés	Español	Contracción
There is, there are	hay	there's, there're
There was, (there were)	había, hubiera, hubo (1)	----
There will be, there is going to be	habrá	there'll be, there's going to be
There would be	habría	there'd be

(1) como no usamos el sustantivo, para hubiera y hubo empleamos el there were (había)