Use of English · Part 3
People are at last beginning to take the (0) NATURAL (NATURE) world around them more seriously. Air and water (1) .......... (POLLUTE), once accepted as an unfortunate side-effect of progress, are now recognised as threats that demand urgent attention. The (2) .......... (PROTECT) of rivers, forests and coastlines…
Desbloqueja tots els exàmens, simulacions il·limitades, les 80 fases del joc i molt més.