Shark Learning
Grade 4/Sentences

Build a Compound Sentence

Students join two simple sentences using the coordinating conjunction shown in brackets, then write the compound sentence — with the correct comma.
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Medium
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8 questions
2
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3
8 questions
Hard
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8 questions
2
8 questions

Practice Questions

  1. 🌤️ It was sunny. We went to the park. [so]
    Show answer

    It was sunny, so we went to the park.

  2. 🐢 Tortoises move slowly. They can live for 150 years. [but]
    Show answer

    Tortoises move slowly, but they can live for 150 years.

  3. 🌧️ It started raining. We put up our umbrellas. [and]
    Show answer

    It started raining, and we put up our umbrellas.

  4. 🐟 The fish was very small. She threw it back. [so]
    Show answer

    The fish was very small, so she threw it back.

Teacher Resources
Teaching Notes

Reinforce: comma BEFORE the conjunction, not after. Read aloud to hear the natural pause.

Vocabulary
Compound Sentence: Two independent clauses joined by a conjunction.
Conjunction: A word that connects clauses, like 'and', 'but', or 'so'.
Common Mistakes
  • Forgetting the comma before the conjunction
  • Placing the comma after the conjunction instead of before
Extension Activities
  • Combine sentences about animals.
  • Use 'so' to join two related ideas.
  • Create sentences about hobbies.
Parent Tip

Ask your child to combine two short sentences about their day using 'and' or 'but'.

Learning Path
Skills Practiced
Build compound sentencesUse conjunctions correctlyJoin independent clauses