

This Grade 5 worksheet focuses on the correct use of commas with introductory adverbs such as however and therefore. It helps students understand how commas improve sentence clarity and meaning when these adverbs are used at the beginning of sentences.
Introductory adverbs like however and therefore connect ideas and show contrast or result. For Grade 5 learners, this topic is important because:
1. It teaches correct punctuation after introductory words.
2. It improves sentence clarity and readability.
3. It helps express cause, result, and contrast effectively.
4. It builds strong foundational writing skills for longer sentences.
This worksheet includes five engaging grammar exercises designed to strengthen punctuation skills:
Exercise 1 – Multiple Choice Questions
Students choose the correctly punctuated sentence where a comma is used after introductory adverbs like however and therefore.
Exercise 2 – True or False
Students identify whether sentences use introductory adverbs and commas correctly.
Exercise 3 – Fill in the Blanks
Students fill each blank with however or therefore and correctly place a comma after the adverb.
Exercise 4 – Sentence Rewriting
Students rewrite sentences by adding however or therefore at the beginning along with correct comma usage.
Exercise 5 – Paragraph Completion
Students complete a paragraph using however or therefore appropriately to maintain logical flow and correct punctuation.
Exercise 1 – Multiple Choice
1. b
2. a
3. b
4. b
5. c
6. c
7. b
8. a
9. c
10. a
Exercise 2 – True or False
1.True
2.False
3.True
4.True
5.False
6.True
7.False
8.True
9.False
10.True
Exercise 3 – Fill in the Blanks
1. However,
2. However,
3. However,
4. Therefore,
5. Therefore,
6. Therefore,
7. Therefore,
8. Therefore,
9. However,
10. Therefore,
Exercise 4 – Rewritten Sentences (Sample Answers)
1. Therefore, I reached school late.
2. Therefore, she completed her project.
3. Therefore, we stayed inside due to rain.
4. Therefore, the match ended quickly.
5. However, he ran towards the gate despite being tired.
6. Therefore, we waited near the shop.
7. Therefore, the bell rang for lunch.
8. Therefore, I forgot my homework.
9. Therefore, they cancelled the trip.
10. Therefore, she remained at home.
Exercise 5 – Paragraph Completion
1. Therefore,
2. However,
3. However,
4. Therefore,
Make punctuation simple and powerful for your child with structured grammar practice designed for real learning success.
Introductory adverbs like however, therefore, and meanwhile begin a sentence and need a comma to separate them from the main clause for clarity.
Students focus more on meaning than punctuation, so they may forget the pause needed after introductory words.
Regular practice with sentence rewriting and editing exercises helps reinforce correct comma placement.