Question

PLEASE HELP QUICK I need help with the page

Answer 1

El: if the next word ends in an o/or
La: a
Los: os/ors
Las: as

For example, number 5 would be "El radio pequeño esta en la cocina."

For the bottom:
If it's la/las it's feminine.
If it's el/los it's masculine.

Hope that helped. :)