All of them, a cognate is a word that in a different language sounds the same as it means in english E.G. Internet and Internet.
It would be:
hace frio, llueve, el pais
because "el pais" (or country) doesn't correlate with the two other words concerning weather
in the first one I guess it doesn´t exists a correct answer, so you can mark whatever you want.
in the second one you have to put your name and age(sentence 1), write two things that you would like to do(sentence 2), next you have to write why would you like to do such activities(sentence 3) and in the fourth sentence you could you these example:
Hace mucho que no juego tenis.
Answer:
la reunion con hernan cortez y Moctezuma
Explanation:
porque eso ocurrio primero