16 The pupils lined up to board the school bus.
17 We had to sprint to catch the bus.
18 I had to run to catch the bus.
19 We live ten minutes from the city centre by bus.
20 I overheard a very funny conversation on the bus this morning.
21 As the bus turned the corner, it collided with a van.
22 They plan to situate the bus stop at the corner of the road.
23 The bus service has been cut to the bone.
24 While I was waiting at the bus stop, three buses went by in the opposite direction.
25 It's easy in this city to get round by bus.
26 Sightseeing is best done either by tour bus or by bicycles.
27 I don't know where I left my book -- either at school or on the bus.
28 You can get there by train or bus - either way/in either case it'll take an hour.
29 The runaway bus eventually came to a standstill when it rolled into a muddy field.
30 He started to explain, but she cut him short, saying she had to catch a bus.