Use of English · Part 2
When we think (0) ABOUT how the world has changed (1) .......... our great-grandparents' time, it's important to take (2) .......... account how the world of transportation has changed. Of course, people complain (3) .......... traffic nowadays, but even in the past people used to think that the roads were dangerous.…
Desbloqueja tots els exàmens, simulacions il·limitades, les 80 fases del joc i molt més.