07/04/17 The Use of Along and Through

The Use of Along and Through

The preposition along is used with nouns like road, river, corridor, line: words that refer to things with a long thin shape.
  • I saw him running along the road.
  • Her office is along the corridor.
To talk about periods or activities, we prefer through.
  • through the centuries (NOT along the centuries)
  • all through the journey (NOT all along the journey)
  • right through the meal
Note the special use of along as an adverb particle in expressions like Come along (= “Come with me”) or walking along (= “walking on one’s way”)