Fill in the gaps in this model answer with verbs from the box in the past simple:
The pace of change in the world of technology is amazing. It 1 __wasn't___ (not) long ago that the postal service (a) our only way to communicate over any distance. It 3 ___________ days and sometimes weeks to receive letters from within the same country. As a result, the news in the letters 4 ___________ already out of date when people 5 ___________ them. In the workplace, this 6 ___________ that business was mostly conducted locally over relatively short distances.