Sentence Builders: Understanding Subjects and Predicates for Class 4

This Grade 4 grammar worksheet helps students understand the two essential parts of a sentence: the subject and the predicate. The subject tells us who or what the sentence is about, while the predicate explains what the subject does or describes it. Learning this concept helps students form complete and meaningful sentences in both spoken and written English.

Through engaging grammar activities, students practice identifying subjects in sentences, choosing complete sentences from multiple options, completing sentences by adding suitable predicates, correcting incomplete paragraph sentences, and writing their own sentences with clear structure. These exercises strengthen sentence construction skills and build a strong foundation in English grammar.

By completing this worksheet, Grade 4 learners develop a deeper understanding of how sentences work. They learn to recognize the subject performing the action and the predicate that gives information about it. This helps students improve their writing clarity, sentence structure, and confidence in communication.

Why Subjects and Predicates Matter in Grammar?

Every complete sentence must have a subject and a predicate. Understanding this structure helps students build clear and meaningful sentences. For Grade 4 learners, this topic is important because:
1. The subject tells who or what the sentence is about.
2. The predicate explains what the subject does or describes it.
3. Both parts together form a complete thought.
4. Learning sentence structure improves grammar accuracy and writing skills.

What’s Inside This Worksheet?

This worksheet includes five grammar-rich activities that help students understand subjects and predicates:

🧠 Exercise 1 – Identify the Subject 
Students read each sentence carefully and underline the subject in the sentence.

✏️ Exercise 2 – Multiple Choice: Choose the Complete Sentence 
Students read the given options and select the sentence that correctly includes both a subject and a predicate.

📋 Exercise 3 – Complete the Sentence with a Predicate 
Students are given a subject and must add a suitable predicate to form a complete sentence.

📝 Exercise 4 – Paragraph Completion 
Students read a paragraph made up of subjects and phrases and rewrite it by adding appropriate predicates to make complete sentences.

✍️ Exercise 5 – Sentence Writing 
Students write three sentences with a clear subject and predicate, using proper capitalization and punctuation.

Answer Key (For Parents & Educators)

Exercise 1 – Subjects 
1. The dog 
2. The teacher 
3. Aarav 
4. Meera 
5. The birds 
6. Raj 
7. The sun 
8. Anika 
9. The children 
10. The bus 

Exercise 2 – Choose the Complete Sentence 
1. b) The boy runs fast. 
2. b) The teacher teaches the class. 
3. b) The dog barked loudly. 
4. a) Aarav plays cricket. 
5. b) The birds sing in the tree. 
6. b) The sun shines brightly. 
7. b) Meera reads a book. 
8. a) The children play happily. 
9. b) The bus arrived at the stop. 
10. a) The cat sleeps on the mat.

Exercise 3 – Sample Sentences with Predicates 
1. The bird sings sweetly in the morning. 
2. My teacher explains the lesson clearly. 
3. The baby sleeps peacefully in the cradle. 
4. Our dog guards the house at night. 
5. The children play happily in the park. 
6. My mother cooks delicious meals. 
7. The train arrives at the station on time. 
8. The flowers bloom beautifully in the garden. 
9. My friend helps me with my homework. 
10. The rain falls heavily during the monsoon.

Exercise 4 – Completed Paragraph (Sample)

The tall mountain in the distance looks beautiful. The quiet library near the school stays peaceful all day. A group of students after the class waits for their teacher. The old bicycle in the garage needs repair. The fresh fruits on the table smell sweet and delicious. A small boat on the lake floats gently on the water. The busy street in the morning fills with people and vehicles. The soft clouds in the sky move slowly with the wind. The shiny stars at night sparkle brightly. A basket of flowers in the garden adds color to the place. The warm soup in the bowl smells tasty. A colorful kite in the air flies high in the sky.

Exercise 5 – Sample Sentences

1. The students listen carefully to their teacher. 
2. My brother plays football in the evening. 
3. The cat sleeps quietly on the sofa.

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