yo compraré esta chaqueta
Se maquilla
Se despiertan
Me acuesto
Se rasura
Despiertas
Lavarme
Se divierten
Nos vestimos
B) esta. esta typically refers to describing something like location whereas es describes the person's attributes. (ie, esta would be used with "she is in the store" and es would be used with "she is cute"
The nosotros form of dormir, is dormimos.