4th Grade Synonyms Worksheet from Colegio Metodista, designed to help students find synonyms for underlined words using a provided word bank.

Task Overview:

The task is to find synonyms for the underlined words in each sentence using the provided word bank. The word bank contains the following words:
begin, scared, fast, error, silent, irritated, injured, hard

Solution:

#### Word Bank:
- begin
- scared
- fast
- error
- silent
- irritated
- injured
- hard

#### Sentences and Synonyms:

1. My brother fell from his bike and hurt his knee.
- Underlined word: hurt
- Synonym: injured
- Explanation: "Hurt" means experiencing pain or damage, which aligns with "injured."

2. He made a mistake and did the wrong thing.
- Underlined word: wrong
- Synonym: error
- Explanation: "Wrong" refers to making a mistake, which is synonymous with "error."

3. I have a friend who is afraid of cats.
- Underlined word: afraid
- Synonym: scared
- Explanation: "Afraid" means feeling fear, which is synonymous with "scared."

4. That was a difficult test.
- Underlined word: difficult
- Synonym: hard
- Explanation: "Difficult" means challenging or hard to do, which aligns with "hard."

5. They were not quick enough to win the race.
- Underlined word: quick
- Synonym: fast
- Explanation: "Quick" means moving or acting rapidly, which is synonymous with "fast."

6. The teacher always asks him to be quiet.
- Underlined word: quiet
- Synonym: silent
- Explanation: "Quiet" means not making noise, which aligns with "silent."

7. The race will start at the gym.
- Underlined word: start
- Synonym: begin
- Explanation: "Start" means to begin an activity, which is synonymous with "begin."

8. That boy in my class makes me so angry.
- Underlined word: angry
- Synonym: irritated
- Explanation: "Angry" means feeling annoyance or irritation, which aligns with "irritated."

Final Answers:

1. injured
2. error
3. scared
4. hard
5. fast
6. silent
7. begin
8. irritated

Summary:

By carefully matching the meanings of the underlined words with the synonyms in the word bank, we can complete the task accurately. Each synonym chosen reflects the meaning of the original word in context.

Final Answer:
\[
\boxed{\text{injured, error, scared, hard, fast, silent, begin, irritated}}
\]