ESL Library is now Ellii!

Unsupported Browser

Ellii may not function properly in Internet Explorer. We recommend using Google Chrome or Firefox instead.

Unsupported Browser

Ellii may not function properly in older browsers. We recommend updating yours to the latest version for the best experience.

How to Use a Comma

Writing in English


Grades 9–12

In this lesson, students learn the three main uses of a comma as well as some additional uses. They also learn some of the most common errors writers make with commas. Students practice spotting and correcting errors. Includes a writing and editing challenge.

  • punctuation
  • series
  • conjunction
  • essential
  • coordinate (adjective)
  • restrictive
  • tag question
  • independent clause
  • dependent clause
  • salutation
  • independent and dependent clauses
  • comma splices
  • coordinating conjunctions
  • nonrestrictive and restrictive clauses
  • coordinate adjectives
PDF Content
  • warm-up
  • reading
  • writing practice
  • comprehension
  • error correction
  • peer editing
  • writing challenge
Task Content
  • Lesson Objective(Reference)
  • Warm-Up(Open-Ended Questions)
  • Vocabulary Preview A(Matching)
  • Vocabulary Preview B(Matching)
  • The 3 Main Uses for Commas: Overview(Reference)
  • The 3 Main Uses for Commas: Part A(Reference)
  • Task 1(Open-Ended Questions)
  • The 3 Main Uses for Commas: Part B(Reference)
  • Task 2(Multiple-Choice)
  • The 3 Main Uses for Commas: Part C(Reference)
  • Task 3(Open-Ended Questions)
  • Review(Multiple-Choice)
  • Additional Uses for Commas(Reference)
  • Task 4(Open-Ended Questions)
  • Common Comma Errors(Reference)
  • Task 5(Multiple-Choice)
  • Editing Challenge(Open-Ended Questions)
  • Comprehension Check-In(Open-Ended Questions)
  • Checklist(Reference)
  • Writing Challenge(Open-Ended Questions)
  • Extra Vocabulary Practice(Open-Ended Questions)