A complete sentence must begin with a capital letter, and end with a punctuation mark (period, question mark, or exclamation point), and contain an independent subject and verb to express a complete thought.

Click S for each group of words that is a sentence. Click NS for each group that is not a sentence.

1. Peter walked through the museum.

S
NS

2. The Ice Age.

S
NS

3. Dinosaurs moved slowly.

S
NS

4. Bought a model.

S
NS

5. Our family watched a movie.

S
NS

6. The people waited in line.

S
NS

7. The crowd in the street.

S
NS

8. Maria ate a sandwich.

S
NS

9. A large painting.

S
NS

10. Stayed in the water.

S
NS

11. Sam built a model dinosaur.

S
NS

12. Chris found the bones.

S
NS

13. The model of the dinosaur.

S
NS

14. The class looked at the model.

S
NS