Answer:
Spanish adjectives correspond as masculine and feminine. For example, white house is casa blanca, not blanco. Also, in spanish, adjectives come BEFORE THE NOUN,not after like in english. Just like above,for white house you're going to say casa blanca, not blanca casa
Answer:
Yes everything is correct, just one thing, " y estoy contento con mis vacaciones." If you are talking about multiple vacations, its correct, if you are referring to one vacation, it would be " y estoy contento con mi vacacion."
Hope this helps :)
Answer:
the sand
I don't know the context. Hope this helps