Answer: It looks like you just need to cut off the last vowel (and consonant if there is one) of the word.
For number one, it's "perezosísimo"
For question 2, it's "aburridísimo"
For question 3, I think you do the same but keep it plural, so "interesantísimos" I would imagine.
Answer:
contestan
Explanation:
los estudiantes contestan las preguntas.
Francisco pays for the clothes in the store with pesos...He is in Mexico
Answer:
¿Hagamos qué? De todas formas gracias por los puntos gratis