All of them look good! I do not think you will have to change anything.
Yo soy Mujer / Yo soy una Mujer
Quien es? From Spanish language to English language would be ''Who''?.
''Who'' would be your answer.
Todos los días,mis amigos y yo (jugábamos) a las cartas y yo siempre perdía dinero.
Hope this helps!
(I know Spanish)
Usted se acuesta a las once y media