Answer:
1) Cualquier cosa que le pida.
2) Lo amenaza con ser su enemiga.
3) Los diablos.
4) Tragicomedia de Calisto y Melibea.
5) Fernando de Rojas.
Explanation:
Part 1.
Number 1. Nosotros.
Number 2. Ellas.
Number 3. Ella.
Number 4. Tu.
You are using "SER" which is the to be. I have to go but I wish I can help with the second. Bye!
I think you should just look that up booo