Aún sigo teniendo sueño, voy a dormir un poco mas.
Cuanto cuesta means "how much does it cost" and the best choice would be "cuanto es" which means "how much is it"
¿Cómo eres?
Explanation: Nothing; just did very well in spanish. Como is an interrogative word and como eres is asking someone basically what they are like
Nosotros le damos el chocolate a ellos.