A reason explains why; a result tells what followed.

The idea

Because introduces the reason; so introduces the result. A starting because clause is normally followed by a comma.

Examples

  • The path was muddy, so we took the road.
  • I brought a lamp because the room was dark.
  • Because the shop was closed, we went home.
  • The kettle was empty, so I filled it.
  • We stayed inside because the wind was strong.
  • The bus was late, so the meeting started later.

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Watch out

Do not use both words for the same link: say because it rained, we stayed in, without adding so.

Try it yourself

  1. Choose the correct word. We went shopping ___ the fridge was empty. (because / so)

    Show answer or example answer

    because

    because: the empty fridge explains the shopping trip.

  2. Choose the correct word. The train was cancelled, ___ we took a taxi. (because / so)

    Show answer or example answer

    so

    so: the result is taking a taxi.

  3. Choose the correct word. We used the stairs ___ the lift was broken. (because / so)

    Show answer or example answer

    because

    because: the broken lift explains using the stairs.

Use it today

Write one reason and its result in two different orders.