Same:
-Birthday party
-celebrates with family and friends
Differences:
Quinceañera:
-Ballrom attire
-Celebrate 15th birthday
-celebrating of the coming of age
sweet 16
-Can be casual, formal, ballroom or semi formal.
-celebrates 16th birthday
-celebration an American tradition
Is that a question? if it is it needs more information for someone to answer it
5- la habitación está desordenada porque no tengo tiempo de organizar los libros y papeles
6. Son las once de la noche, no puedo ir a la biblioteca ahora porque está cerrada