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Worksheet1st GradeLevel 1 · Easier

Free 1st Grade Is It a Sentence? Worksheet

Children learn that a sentence tells a whole idea: it says who or what, and what happens. They choose the sentence from a pair, add the missing word to finish a sentence, and fix sentences that need a capital letter or an end mark, then write two sentences of their own.

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Grade
1st Grade
Subject
English
Topic
Sentences & Clauses
Difficulty
Level 1 · Easier
Estimated time
15 minutes
Curriculum
Texas grade levels (TEKS)
Questions
18
Answers
Included, with working
Format
PDF (A4), print or complete online

Students will practice

  • telling a sentence from a group of words
  • adding a missing word so a sentence makes sense
  • starting a sentence with a capital letter and ending it with a mark

Curriculum: Texas grade levels (TEKS). We show specific outcome codes only where they have been verified against the official curriculum document.

What's next?

Completed: Is It a Sentence?

  1. 1Telling and Asking Sentences

How to use this worksheet

  1. Print the PDF or complete it on screen. Write the student's name and date at the top.
  2. Read the instructions for each part together before starting. Encourage working to be shown.
  3. Mark with the answer sheet. Use the model answers and success criteria as a guide rather than a single right answer.
  4. Record the score, celebrate what went well, then follow the "What's next" suggestion.

Common questions

Who is this worksheet for?

1st Grade students (typically ages 6–7) working on sentences & clauses. It is pitched at level 1 · easier.

Are the answers included?

Yes. The PDF includes a full answer sheet with model answers and success criteria where there is more than one good answer. You can also view the answers online.

How long does it take?

About 15 minutes for 18 questions. Short, regular sessions work best: two or three a week beats one long one.

Do I need to sign up to download?

No. Click Download Free PDF and it opens immediately. It is free for personal, classroom and homeschool use.

What should we do next?

Try Telling and Asking Sentences.

Preview

Success TutoringWorksheets1st Grade · English · Sentences & Clauses

Is It a Sentence?

Name

Date

Score /

Read it out loud. Does it tell a whole idea?

Part A: Sentence or not?

A sentence tells a whole idea. It says who or what, and what happens. Circle the sentence.

1.Which one is a sentence?
  1. AThe dog.
  2. BThe dog barks.
2.Which one is a sentence?
  1. AI like apples.
  2. Blike apples
3.Which one is a sentence?
  1. AMy big red
  2. BMy hat is red.
4.Which one is a sentence?
  1. AWe dig in the sand.
  2. Bin the sand
5.Which one is a sentence?
  1. Athe bird
  2. BThe bird sings.
6.Which one is a sentence?
  1. AThe cat naps.
  2. Band the cat

Part B: Finish the sentence

Pick the word that makes the sentence make sense. Write it in the gap.

7.The fish (answer space). (swims / blue)
8. (answer space) runs fast. (Sam / quick)
9.I can (answer space). (jump / red)
10.The cup is (answer space). (full / sit)

Part C: True or false?

11.A sentence starts with a capital letter. ☐ True   ☐ False
12.A sentence must make sense. ☐ True   ☐ False
Free worksheets at worksheets.successtutoring.com · © Success Tutoring · Free for personal and classroom use

Preview — the PDF contains the full resource and answer sheet.

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Sentences & Clauses in other year levels

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About this resource

Created by
Success Tutoring
Last reviewed
1 October 2026
How it was made
Written by our team

Free to print and share for personal, classroom and homeschool use. Please don't resell. Spotted an error? Let us know.