Commas after an opener

You learn to put a comma after an opener at the start of a sentence.

How to do the test

  1. Read the start of the sentence.
  2. Find the opener: a group of words that tells you when, where or how.
  3. Put a comma where the opener ends and the main clause begins.

Put the comma in the right place. Later that day we went swimming.

  1. Later that day is the opener: it tells you when, where or how.
  2. A comma separates the opener from the main clause.
  3. The comma goes after day.
More examples

Put the comma in the right place. Before breakfast Dad walked the dog.

  1. Before breakfast is the opener: it tells you when, where or how.
  2. A comma separates the opener from the main clause.
  3. The comma goes after breakfast.

Put the comma in the right place. As quick as a flash the thief ran away.

  1. As quick as a flash is the opener: it tells you when, where or how.
  2. A comma separates the opener from the main clause.
  3. The comma goes after flash.