책 Four Corners 4 - 8단원 레슨 B

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

걱정하다, 염려하다

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

재보장, 안심

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

대중의, 공적인

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

프레젠테이션, 전시

feeling nervous or worried because of thinking something unpleasant might happen

불안한, 걱정스러운

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

해결하다, 찾아내다