Answer:
I really dont know how to answer to that because i dont know what they have thought u in class
Explanation:
I'm pretty sure you would put "Leo" in the blank space because the verb "leer" means to read and the sentence prior to the blank space says "the magazine 'Cosas (or Things)' is my favorite. I read it every month. Hope this helps!
Si es cierto hay muchas montañas