El libro Four Corners 4 - Unidad 8 Lección B

to feel upset and nervous because we think about bad things that might happen to us or our problems

preocuparse

a comforting action or statement made to someone to ease their worries, uncertainties, or anxieties about something

seguridades

of, connected with, or affecting all the people in a society

público

the way something is shown or displayed, including how it looks and is arranged visually or in a particular format

presentación

feeling nervous or worried because of thinking something unpleasant might happen

ansioso

to find a solution to a problem, often through analysis, experimentation, or mathematical calculation

elaborar