Numbers and Letters on a List


Rule 9.5: Do not use the indefinite article or the definite article with numbers or letters in a list.


Correct: Please circle A, C, and F.

Correct: Does anyone know the answer to question number 7?

Incorrect: Please circle an A, a C, and an F.

Incorrect: Does anyone know the answer to the question number 7?


Exercise 3: Fill in the blanks with a, an, or Ø.