That question isn't Spanish.
Solid, liquid, gas ^^
For example, if you have an ice cube you have a solid piece of matter, but if you heat it up it melts and then it's liquid, and after getting hot enough it evaporates and even though you can't see it it's still there, but as a gas.
By the way, what's this have to do with Spanish?
Answer:
¿Qué número viene después de "499
Explanation:
Un abrigo, porque es lo que te cubre más
Answer:
I don't know how many examples do you need but I left some ideas below.
Explanation:
Lee el tema del día antes de cada clase.
No uses tu celular durante clase.
No te vayas antes de clase.
Comprá los libros necesarios.
Preguntá las dudas que tengas.
No comas en clase.
No interrumpas al profesor durante la clase.
No hables durante la clase.
