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Commas Inside Sentences Quiz

Compound & complex sentences, interrupters, coordinate adjectives, non-restrictive clauses — and the comma splice. Answer one question at a time and see why each option is right or wrong. Miss one? It comes back in a retry round until you get every question correct. 20 questions · free · no sign-up.

📘 Learn the rule first 📚 More Writing mechanics 🧩 All 105 quiz topics

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Sample questions from this quiz

A few examples (the live quiz shuffles options and checks your answer). Take the quiz above for the full set with explanations.

  1. Which is correct?

    1. I was hungry so I ate.
    2. I was hungry, so I ate.

  2. Which is correct? (2)

    1. She sang, and danced.
    2. She sang and danced.

  3. Which is correct? (3)

    1. When the bell rang we left.
    2. When the bell rang, we left.

  4. Which is correct? (4)

    1. We left, when the bell rang.
    2. We left when the bell rang.