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Spot and fix run-on sentences and comma splices

4th grade (Year 5 in England) · 16 questions · Common Core: L.4.1.F · England: Y4 GPS (sentence boundaries), Y3/4 Writing (proofreading)

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  1. Question 1

    This is a run-on. Which is the best way to fix it? The bus was late we missed the start of the film.

    • A. The bus was late, we missed the start of the film.
    • B. The bus was late, so we missed the start of the film.
    • C. The bus was late we, missed the start of the film.
    • D. The bus, was late we missed the start of the film.

  2. Question 2

    Is this a correct sentence or a run-on? I like pizza, but my brother likes pasta.

    • A. correct sentence
    • B. run-on sentence

  3. Question 3

    This is a run-on. Which is the best way to fix it? I finished my book I started a new one.

    • A. I finished, my book I started a new one.
    • B. I finished my book, I started a new one.
    • C. I finished my book I started, a new one.
    • D. I finished my book, so I started a new one.

  4. Question 4

    Is this a correct sentence or a run-on? It was snowing, so we built a snowman.

    • A. correct sentence
    • B. run-on sentence

  5. Question 5

    This is a run-on. Which is the best way to fix it? The puppy barked it wanted to play.

    • A. The puppy barked, it wanted to play.
    • B. The puppy, barked it wanted to play.
    • C. The puppy barked because it wanted to play.
    • D. The puppy barked it, wanted to play.

  6. Question 6

    Is this a correct sentence or a run-on? I like pizza, but my brother likes pasta.

    • A. correct sentence
    • B. run-on sentence

  7. Question 7

    This is a run-on. Which is the best way to fix it? Tom loves football he plays every Saturday.

    • A. Tom loves football. He plays every Saturday.
    • B. Tom loves football, he plays every Saturday.
    • C. Tom loves. Football he plays every Saturday.
    • D. Tom loves football he, plays every Saturday.

  8. Question 8

    Is this a correct sentence or a run-on? The bell rang everyone ran outside.

    • A. correct sentence
    • B. run-on sentence

  9. Question 9

    This is a run-on. Which is the best way to fix it? The puppy barked it wanted to play.

    • A. The puppy barked, it wanted to play.
    • B. The puppy, barked it wanted to play.
    • C. The puppy barked it, wanted to play.
    • D. The puppy barked because it wanted to play.

  10. Question 10

    Is this a correct sentence or a run-on? When the robot beeped, its lights flashed.

    • A. correct sentence
    • B. run-on sentence

  11. Question 11

    This is a run-on. Which is the best way to fix it? The bus was late we missed the start of the film.

    • A. The bus was late, we missed the start of the film.
    • B. The bus, was late we missed the start of the film.
    • C. The bus was late, so we missed the start of the film.
    • D. The bus was late we, missed the start of the film.

  12. Question 12

    Is this a correct sentence or a run-on? After the rain stopped, the sun came out.

    • A. correct sentence
    • B. run-on sentence

  13. Question 13

    This is a run-on. Which is the best way to fix it? The sky went dark, thunder rumbled.

    • A. The sky, went dark thunder rumbled.
    • B. The sky went, dark, thunder rumbled.
    • C. The sky went dark thunder rumbled.
    • D. The sky went dark, and thunder rumbled.

  14. Question 14

    Is this a correct sentence or a run-on? The rain stopped, the sun came out.

    • A. correct sentence
    • B. run-on sentence

  15. Question 15

    This is a run-on. Which is the best way to fix it? The bus was late we missed the start of the film.

    • A. The bus was late we, missed the start of the film.
    • B. The bus, was late we missed the start of the film.
    • C. The bus was late, we missed the start of the film.
    • D. The bus was late, so we missed the start of the film.

  16. Question 16

    Is this a correct sentence or a run-on? We went to the zoo we saw a giraffe.

    • A. correct sentence
    • B. run-on sentence

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Answer key: Spot and fix run-on sentences and comma splices

  1. 1. B. The bus was late, so we missed the start of the film.

  2. 2. A. correct sentence

  3. 3. D. I finished my book, so I started a new one.

  4. 4. A. correct sentence

  5. 5. C. The puppy barked because it wanted to play.

  6. 6. A. correct sentence

  7. 7. A. Tom loves football. He plays every Saturday.

  8. 8. B. run-on sentence

  9. 9. D. The puppy barked because it wanted to play.

  10. 10. A. correct sentence

  11. 11. C. The bus was late, so we missed the start of the film.

  12. 12. A. correct sentence

  13. 13. D. The sky went dark, and thunder rumbled.

  14. 14. B. run-on sentence

  15. 15. D. The bus was late, so we missed the start of the film.

  16. 16. B. run-on sentence