Sentence Building — Answer Key
Part A: Fill in the Blank
Write the missing word or number on each line.
1. The big dog ran fast.
Dog is a noun that names the subject and follows the adjective big in this sentence.
2. She ate a red apple.
Ate is a past tense verb that tells the action She did with the apple.
3. The cat sat on the mat.
Mat is a noun that names the place where the subject cat performed the sitting action.
4. We went to the park today.
Went is a past tense verb showing the movement the subject We did to the park.
5. The little bird sings songs.
Bird is the subject noun that follows the adjective little and does the singing action.
6. Is the sun very hot?
Sun is a noun used as the subject in this question sentence about temperature.
7. He lost his blue toy.
Lost is a past tense verb that tells what action He did with his toy.
8. The kids are very loud.
Are is a linking verb used when the subject is plural like kids in this sentence.
9. My mom made a cake.
Made is a past tense verb that tells the baking action the subject mom did.
Part B: Matching
Match each item on the left to the correct answer on the right.
1. Match each item to its correct answer.
The dog
→ barks
barks
Birds
→ fly
fly
I
→ jump
jump
She
→ sings
sings
Subjects and verbs must agree so each sentence sounds right and shares one clear idea.