

This Grade 5 English grammar worksheet helps learners understand the difference between formal and informal words used in different communication contexts. Students practice recognizing appropriate vocabulary for school writing, professional communication, and casual conversation. Through engaging activities like multiple-choice questions, true or false, fill in the blanks, identifying informal words in sentences, and rewriting a passage with formal language, learners develop strong word choice awareness and grammar accuracy.
1. Helps students understand how language changes depending on context and audience.
2. Builds vocabulary awareness for academic writing and formal communication.
3. Teaches learners to avoid slang or casual phrases in school assignments.
4. Improves clarity, politeness, and professionalism in spoken and written English.
🧠 Exercise 1 – Multiple Choice Questions
Students select the most appropriate formal word from a set of options.
✔️ Exercise 2 – True or False
Learners identify whether statements about formal and informal language are correct.
✏️ Exercise 3 – Fill in the Blanks
Students choose two formal words from each word group.
🔍 Exercise 4 – Identify Informal Words
Learners underline informal words used in everyday sentences.
📝 Exercise 5 – Passage Rewriting
Students rewrite a short passage by replacing informal words and phrases with formal alternatives.
Exercise 1 – Multiple Choice
1. a) assist
2. b) let
3. b) inform
4. a) request
5. c) require
6. b) stuff
7. a) depart
8. b) reply
9. a) purchase
10. c) explain
Exercise 2 – True or False
1. True
2. True
3. True
4. True
5. False
6. False
7. True
8. False
9. False
10. False
Exercise 3 – Fill in the Blanks
1. obtain, inquire
2. deliver, observe
3. construct, discover
4. examine, participate
5. maintain, support
6. obtain, examine
7. discover, deliver
8. construct, observe
9. participate, maintain
10. support, inquire
Exercise 4 – Informal Words
1. stuff
2. guy
3. cool
4. kid
5. fix
6. grab
7. okay
8. hang out
9. show up
10. bring up
Exercise 5 – Passage Rewriting (Sample Formal Version)
Riya went to the store to purchase some supplies. She requested the shopkeeper to assist her in finding a notebook. The shopkeeper said he would obtain one from the shelf. Afterward, Riya informed her friend about the visit. Her teacher later instructed her to begin writing a report about it. She took a pen and began writing quickly. Her friend said the report looked quite impressive. Ananya believed it would be easy to complete. Later, she presented the draft to her teacher, who said it was very good.
Build your child’s confidence in choosing the right words for school writing and formal communication.
Formal words are used in respectful or official communication, while informal words appear in casual conversations.
Learning tone differences helps children choose appropriate vocabulary for school writing and everyday communication.
Exercises guide learners to replace casual words with suitable formal alternatives in sentences.