Free Subject-Verb Agreement Worksheet for Grade 4 - Free Printable

Let's go through each sentence one by one to identify and correct the subject-verb agreement errors.

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1. The cat are sleeping on the windowsill.

- Error: "The cat" is a singular subject, but the verb "are" is plural.
- Correction: Use the singular verb "is".
- ✔ Corrected Sentence: *The cat is sleeping on the windowsill.*

> Answer: The cat is sleeping on the windowsill.

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2. My friends and I plays games after school.

- Error: "My friends and I" is a compound subject (plural), so it needs a plural verb. "Plays" is singular.
- Correction: Use the plural verb "play".
- ✔ Corrected Sentence: *My friends and I play games after school.*

> Answer: My friends and I play games after school.

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3. The flowers in the garden is beautiful.

- Error: "The flowers" is plural, but the verb "is" is singular.
- Correction: Use the plural verb "are".
- ✔ Corrected Sentence: *The flowers in the garden are beautiful.*

> Answer: The flowers in the garden are beautiful.

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4. He and his sister go to the same school.

- Analysis: "He and his sister" is a compound subject (two people), so it's plural. The verb "go" is correctly plural.
- ✔ No error – this sentence is grammatically correct.

> Answer: He and his sister go to the same school. *(No correction needed)*

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5. The dog, as well as the cats, is in the backyard.

- Explanation: Even though "the cats" is mentioned, the phrase "as well as" adds extra information but does not change the subject. The main subject is "the dog" (singular), so the verb should be singular.
- ✔ Corrected Sentence: *The dog, as well as the cats, is in the backyard.*
(This is already correct!)

> Answer: The dog, as well as the cats, is in the backyard. *(No correction needed)*

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6. She and her brother likes to play soccer.

- Error: "She and her brother" is a compound subject (plural), so it needs a plural verb. "Likes" is singular.
- Correction: Use the plural verb "like".
- ✔ Corrected Sentence: *She and her brother like to play soccer.*

> Answer: She and her brother like to play soccer.

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✔ Final Answers:

1. The cat is sleeping on the windowsill.
2. My friends and I play games after school.
3. The flowers in the garden are beautiful.
4. He and his sister go to the same school. *(Correct as is)*
5. The dog, as well as the cats, is in the backyard. *(Correct as is)*
6. She and her brother like to play soccer.

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💡 Tip: Remember:
- Singular subjects take singular verbs.
- Plural subjects take plural verbs.
- When using "and", combine subjects → usually makes them plural.
- Phrases like "as well as", "along with", etc., do not affect subject-verb agreement — only the main subject matters.

Let me know if you'd like a printable version! 😊