Memory ADJECTIVE + PREPOSITION (1)Versión en línea ADJECTIVE + PREPOSITION por OCTAVIO PEREZ SANDOVAL usamos at y with para: we are amazed at cooking for our family You are shocked at learning quantum physics son adjetivos I am worried about socializing little I’m sorry for her coming to apply a job i am sorry about the noise last night She is kind to them in the training for olympics Impersonal Pronouns are: Usamos of para: