At three o'clock this morning I was sitting in a taxi on the way to the airport. something happening before and after a specific time The number of the world's people living in cities is getting bigger and bigger all the time. something changing or developing Where on earth are my glasses? I'm always losing them! something happening again and again More than 100 people were working in the building when the earthquake struck. something happening before and after another action We're staying at the Hotel Clementine, near the town square. something temporary I've given up maths. Now I'm studying for a degree in economics instead. something new