Punctuation Marks, continued
EXCLAMATION MARKEXAMPLES
Use an exclamation mark:
• after an interjectionWow!
• at the end of a sentence to show that you feel strongly about somethingOne-fifty is a really good price!
COMMAEXAMPLES
Use a comma:
• to separate three or more items in a seriesArticles about the school, a big sale, and a new movie were also in the newspaper.
The school will buy a new bus, 10 computers, and books for the library.
• when you write a number with four or more digitsThere was $500,000 in the school budget.
Use a comma in these places in a letter:
  • • between the city and the state

  • • between the date and the year

  • • after the greeting

  • • after the closing