Exercițiul 1 va rog !!! dau coroană , inima și 5 stele pt cel mai bun răspuns !!! REPEDEEEEEE

1) clean water ,b ) fewer epidemics occured. 2 synthetic dyes a) cheap brightly - coloured clothes become available. 3) concrete c) the skyscraper could be build. 4) plastic e) movie film could be created and d) fewer elephants were killed for their ivory .