Use of English · Parte 2
(0) IN 1979, Apple, (1) .......... successful young company in which Xerox had been among the first to invest, was developing its Lisa computer, the second commercial machine (2) .......... utilise a Graphical User Interface (GUI). Both Xerox and Apple knew that success lay in (3) .......... able to precisely render…
Desbloquea todos los exámenes, simulaciones ilimitadas, las 80 fases del juego y mucho más.