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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 6 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: Too tired to finish., The parade started at noon., The children built a sandcastle., It was cold we wore our coats., The tide came in we ran up the beach., Under the old bridge.

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

Sort: The bell rang the children lined up., My sister sings she also dances., My cat sleeps on the windowsill., The storm lasted all night., If it rains tomorrow., Running down the hill.

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

Sort: The power went off we lit a candle., The tide came in., Leo lost his hat he looked everywhere., After the long walk home., The big dog with the red collar., Our team won the match.

Complete sentenceFragmentRun-on

LessonPrint · L.4.1 · Set 6 · free to copy for classroom use

Answer key — Sentence, Fragment or Run-On?

Set 6. Prints on its own sheet.

  1. 1.1. It was cold we wore our coats. — Run-on 2. The children built a sandcastle. — Complete sentence 3. The parade started at noon. — Complete sentence 4. The tide came in we ran up the beach. — Run-on 5. Too tired to finish. — Fragment 6. Under the old bridge. — Fragment
  2. 2.1. If it rains tomorrow. — Fragment 2. My cat sleeps on the windowsill. — Complete sentence 3. My sister sings she also dances. — Run-on 4. Running down the hill. — Fragment 5. The bell rang the children lined up. — Run-on 6. The storm lasted all night. — Complete sentence
  3. 3.1. After the long walk home. — Fragment 2. Leo lost his hat he looked everywhere. — Run-on 3. Our team won the match. — Complete sentence 4. The big dog with the red collar. — Fragment 5. The power went off we lit a candle. — Run-on 6. The tide came in. — Complete sentence

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