It means one "doesn't have too" or "you should not"
Depends on the context
Ella vendrá a la fiesta el lunes .
Nosotros limpiaremos la casa .
Ustedes vivirán en Madrid
Yo comeré en el restaurante más cercano .
Answer:
Can you make the question clearer please cause I don't understand what your asking
Answer:
the first one is Carlos
the second what is Carla
the third one is Carlos
the fourth one Carla
and the last one is Carlos