Use of English · Parte 1
Bad posture normally starts in our teenage years when we slouch around with our (0) MATES trying to look cool. But hands up those who now while away their days sitting in front of a computer where it's (1) .......... too easy to neglect something as essential as good posture? As we grow older these poor…
Desbloquea todos los exámenes, simulaciones ilimitadas, las 80 fases del juego y mucho más.