1. Impersonal constructions with se
(Construciones impersonales con se)
Se dice que nuestro piloto tiene mucha experiencia.
¡Menos mal! Me da miedo viajar en avión.

2. The impersonal se Marta se lava el pelo los lunes.
You will remember using the reflexive pronoun se to talk about what people do to or for themselves.
Marta se lava el pelo los lunes.
Marta washes her hair on Mondays.
Spanish often uses this se in an impersonal sense, that is, without mentioning a particular person.
Aquí se lava la ropa los martes.
Some English equivalents would be:
Here you wash clothes on Tuesdays.
Here one washes clothes on Tuesdays.
Here they wash clothes on Tuesdays.

3. Following are other examples of this type of usage:
The impersonal se
Following are other examples of this type of usage:
Se dice que hay oro al final del arco iris.
They say that there is gold at the end of the rainbow.
People say that there is gold at the end of the rainbow.
It is said that there is gold at the end of the rainbow.
¿Aquí se permite fumar?
Is smoking permitted here?
Do they permit smoking here?
Can you smoke here?

4. The impersonal se Creen que Dora es muy aplicada.
The third-person plural of the verb may be used without se to express these impersonal subjects.
Creen que Dora es muy aplicada.
People think that Dora is very studious.
Dicen que no hay mal que por bien no venga.
They say that every cloud has a silver lining.

5. The passive se Se encontró el balón perdido esta mañana.
The pronoun se may also be used with the third-person singular or plural form of the verb as a substitute for the passive voice in Spanish. The agent, or person who does the action, is not mentioned in this type of construction since the speaker is making a general reference.
Use se
plus the third-person singular
when the noun acted upon is singular. Se
encontró
el balón perdido esta mañana.
The lost soccer ball was found this morning.

6. The passive se No se venden entradas los domingos.
The pronoun se may also be used with the third-person singular or plural form of the verb as a substitute for the passive voice in Spanish. The agent, or person who does the action, is not mentioned in this type of construction since the speaker is making a general reference.
Use se
plus the third-person plural
when the noun acted upon is plural.
No se
venden
entradas los domingos.
Tickets are not sold on Sundays.

7. FIN