This is true because 95% of all scripts are sent out way too soon, half-formed and half-baked, full of exposition and a general lack of coherent, compelling story.
The good news is that now you know this, and with a little extra effort you can easily rise to the top five percent.
Rewrite until there is clear dramatic intent in every scene. Write a sympathetic lead in active pursuit of a meaningful goal topped with a satisfying ending, and the readers will be all:
