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Sentence, Fragment or Run-On? is a free printable Grade 4 English worksheet on spotting a fragment or a run-on among complete sentences, aligned to Common Core standard L.4.1. It prints 3 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 19 of 25 · the same problems every time you open this link.

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Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

Sentence, Fragment or Run-On?

L.4.1

NameDate

Sort each one into the right column.

1.Sort each one: Complete sentence or Fragment or Run-on?

Sort: We ran up the beach., I like pizza my brother likes pasta., The children built a sandcastle., If it rains tomorrow., When the bell rang., My sister sings she also dances.

Complete sentenceFragmentRun-on
2.Sort each one: Complete sentence or Fragment or Run-on?

Sort: A bird sang outside my window., The bell rang the children lined up., The tide came in., Jumping and splashing in the puddles., Under the old bridge., The rain stopped we went outside.

Complete sentenceFragmentRun-on
3.Sort each one: Complete sentence or Fragment or Run-on?

Sort: The dog barked it woke the baby., Because the tide came in., Running down the hill., Leo lost his hat he looked everywhere., The parade started at noon., The flowers need water.

Complete sentenceFragmentRun-on

LessonPrint · L.4.1 · Set 19 · free to copy for classroom use

Answer key — Sentence, Fragment or Run-On?

Set 19. Prints on its own sheet.

  1. 1.1. I like pizza my brother likes pasta. — Run-on 2. If it rains tomorrow. — Fragment 3. My sister sings she also dances. — Run-on 4. The children built a sandcastle. — Complete sentence 5. We ran up the beach. — Complete sentence 6. When the bell rang. — Fragment
  2. 2.1. A bird sang outside my window. — Complete sentence 2. Jumping and splashing in the puddles. — Fragment 3. The bell rang the children lined up. — Run-on 4. The rain stopped we went outside. — Run-on 5. The tide came in. — Complete sentence 6. Under the old bridge. — Fragment
  3. 3.1. Because the tide came in. — Fragment 2. Leo lost his hat he looked everywhere. — Run-on 3. Running down the hill. — Fragment 4. The dog barked it woke the baby. — Run-on 5. The flowers need water. — Complete sentence 6. The parade started at noon. — Complete sentence

Last reviewed 2026-09-05. Aligned to L.4.1 of the Common Core State Standards for English Language Arts.