Printable worksheet for practicing coordinating conjunctions with sentence completion exercises.

Let's solve this Coordinating Conjunctions Worksheet step by step. The goal is to fill in the blanks with the correct coordinating conjunction from the list: and, but, so, or, for.

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Understanding Coordinating Conjunctions:

- and – used to add information (joining similar ideas)
- but – shows contrast (opposite ideas)
- so – shows result or consequence
- or – presents choices or alternatives
- for – gives a reason (less common; often used in formal writing)

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Now, let’s go through each sentence:

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1. This lesson was interesting, _______ a bit too long!
→ "Interesting" vs. "too long" – contrast
✔ but

2. Tom ______ Jerry is a popular cartoon show.
→ "Tom and Jerry" is a pair (joint subject)
✔ and

3. I finished playing, _______ I am going for dinner.
→ One action leads to another (result)
✔ so

4. I completed my project, _______ I am going for a vacation.
→ Again, one thing leads to another (completion → vacation)
✔ so

5. I want to go for a vacation, ______ I have a project to complete.
→ Wanting to go vs. having work – contrast
✔ but

6. I have no idea, _______ I keep doing it.
→ Despite not knowing, still doing it – contrast
✔ but

7. The lessons are complicated, _______ I am trying to understand them.
→ Acknowledging difficulty, but continuing effort – contrast
✔ but

8. Today the school will not come, _______ I want to go with you.
→ This seems like a contradiction. Maybe it means: "School won't come (i.e., we're not going), but I want to go."
→ So, contrast between what's happening and desire
✔ but

9. We could not regularly go to school, _______ we had lockdowns in the city.
→ Explaining the reason why we couldn’t go
→ "For" gives a reason (formal)
✔ for

10. You have option a, b ______ c.
→ Listing options – choice among them
✔ or

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✔ Final Answers:

1. but
2. and
3. so
4. so
5. but
6. but
7. but
8. but
9. for
10. or

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📝 Explanation Summary:

| Sentence | Reason |
|--------|--------|
| 1 | Contrast: interesting vs. too long → but |
| 2 | Joining two characters → and |
| 3 | Cause-effect: finished → going for dinner → so |
| 4 | Completed → going on vacation → so |
| 5 | Desire vs. obligation → but |
| 6 | No idea, yet still doing it → but |
| 7 | Complicated, but still trying → but |
| 8 | School not coming, but I want to go → but |
| 9 | Explaining reason for not going → for |
| 10 | Presenting choices → or |

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✔ All answers are now filled correctly using appropriate coordinating conjunctions.

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