Use of English · Parte 2
The long-term consequences of rising consumption (0) HAVE already been demonstrated empirically. In an experiment in sustainability, four intrepid 'bioneers' were sealed in Biosphere 2, a massive airtight structure covering 1.25 hectares (1) .......... the Arizona desert. After two years, the occupants quit due to…
Desbloquea todos los exámenes, simulaciones ilimitadas, las 80 fases del juego y mucho más.