I am studying for quiz tomorrow and came across these two questions... But I don't get why it is like that...
Question- Vamos a levantarnos a las seis.
Answer- Si, levantémonos a las seis
Question- Vamos a mandar esta postal a nuestros amigos.
Answer- No, no se la mandemos.
The part "a las seis" not included in the verb because of the "a"?
And I just don't get where "se" and "la" came from at all
Will be grateful if answered ASAP