Compound Subjects and Predicates worksheet for practicing sentence structure and grammar.

Problem Analysis:

The task involves identifying and underlining compound subjects and predicates in sentences. Here's a breakdown of the concepts:

1. Compound Subject: A compound subject consists of two or more simple subjects joined by a conjunction (e.g., "and," "or"). Each simple subject must be able to stand alone as a complete subject.

2. Compound Predicate: A compound predicate consists of two or more verbs that describe actions performed by the same subject. The verbs are joined by a conjunction.

Instructions:

- For each sentence, identify and underline the compound subject if present.
- If the sentence has a compound predicate, underline each verb twice.

Solution:

#### Sentence 1:
Families and friends often help one another during times of hardship.

- Compound Subject: "Families and friends"
- Explanation: "Families" and "friends" are two separate subjects joined by "and." Both can stand alone as subjects.

Underlined: Families and friends often help one another during times of hardship.

#### Sentence 2:
During a fire, people evacuate and lock up their belongings.

- Compound Predicate: "evacuate and lock up"
- Explanation: "Evacuate" and "lock up" are two separate verbs describing actions performed by the same subject ("people").

Underlined: During a fire, people evacuate and lock up their belongings.

#### Sentence 3:
Kirsti cried about the shoes. Kirsti complained about the shoes.

- No Compound Subject or Predicate:
- Explanation: Each sentence has a single subject ("Kirsti") and a single predicate ("cried" or "complained"). There are no conjunctions joining multiple subjects or predicates.

Underlined: None.

#### Sentence 4:
Antoinette brushed her hair. Antoinette handed the brush to Ellen.

- No Compound Subject or Predicate:
- Explanation: Each sentence has a single subject ("Antoinette") and a single predicate ("brushed" or "handed"). There are no conjunctions joining multiple subjects or predicates.

Underlined: None.

#### Sentence 5:
Families hid in the house. Families fled to the tent.

- No Compound Subject or Predicate:
- Explanation: Each sentence has a single subject ("Families") and a single predicate ("hid" or "fled"). There are no conjunctions joining multiple subjects or predicates.

Underlined: None.

---

Final Answer:

1. Families and friends often help one another during times of hardship.
2. During a fire, people evacuate and lock up their belongings.
3. No underlining.
4. No underlining.
5. No underlining.

Boxed Final Answer:
\[
\boxed{
\text{1. Families and friends often help one another during times of hardship.} \\
\text{2. During a fire, people evacuate and lock up their belongings.} \\
\text{3. No underlining.} \\
\text{4. No underlining.} \\
\text{5. No underlining.}
}
\]