"We did not expect you till to-morrow." "By the greatest chance.

I had been in town for two days.

Our station and post-office are at the same place.

When they met me at the station, they brought me letters which had just arrived, and yours was among them.

So I was able to catch the next train back to London, instead of going home." "And which way did you come?
The boat is not in yet ?" "By Calais.