Sentence Structure Practice
A worksheet for 3rd graders to practice identifying and creating simple, compound, and complex sentences.
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Sentence Structure Practice
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Date:
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Read each sentence carefully and follow the instructions for each section.
Choose the sentence that is a SIMPLE sentence.
1. Which is a simple sentence?
The cat slept.
The cat slept, and the dog barked.
While the cat slept, the dog barked loudly.
I like cats, but my sister likes dogs.
2. Which is a simple sentence?
She ran to the park.
She ran to the park, and she played on the swings.
Because it was sunny, she ran to the park.
The park is fun, so I go there often.
Complete each sentence to make it a COMPOUND sentence by adding a conjunction (and, but, or) and another simple sentence.
3. I like to read, .
4. My brother plays soccer, .
5. Write a complex sentence about your favorite animal. Start your sentence with 'Because' or 'When'.
6. Write a complex sentence about what you do after school. Start your sentence with 'After' or 'Before'.
Decide if each statement is True or False.
7. A simple sentence has only one subject and one verb.
True
False
8. A compound sentence uses a conjunction like 'and' or 'but' to join two simple sentences.
True
False
Match each sentence to its type.
9. The dog barked.
a. Compound Sentence
10. I went to the store, and I bought some milk.
b. Simple Sentence
11. Because it rained, we stayed inside.
c. Complex Sentence