Run-On Sentence Quiz
Questions: 16 · 10 minutes
1. Which sentence correctly punctuates “however” between two independent clauses?
The road was icy, however the buses maintained their schedules.
Although the road was icy; however, buses continued to operate.
The road was icy; however, the buses continued running.
The icy road. However, did not stop the buses from running.
2. Which option correctly repairs the fused sentence “The lights flickered the screen went dark”?
As the lights flickered. The screen suddenly went dark.
The lights flickered. The screen went dark.
The lights flickered, darkness covered the computer display.
The flickering lights and the dark screen.
3. Which version correctly repairs the run-on “The garden needs water the soil is dry” while keeping both parts as independent clauses?
The garden needs water; the soil is dry.
Because the garden needs water. Its soil feels dry.
The soil is dry, the plants need water soon.
The garden needs water and, its dry soil is cracking.
4. Which option correctly repairs the fused sentence “Maya finished the draft she sent it to her editor”?
After Maya finished the draft. She emailed her editor.
Maya completed the draft, she then sent the document away.
Maya finished drafting and, sent the work to her editor.
Maya finished the draft, and she sent it to her editor.
5. Which sentence correctly uses the conjunctive adverb “however” to connect two independent clauses?
The path was muddy; however, we continued hiking.
Although the trail was muddy; however, we kept walking.
The path was muddy, however we decided to continue the hike.
The path was muddy. however, our group moved forward.
6. What is the main problem with the words “Because the meeting ended earlier than expected”?
They form a fragment because the dependent clause lacks an independent clause.
They form a comma splice between two independent clauses.
They form a fused sentence with no punctuation between complete thoughts.
They form a complete sentence that needs no additional context.
7. Which sentence is correctly written and is not a run-on?
The bakery opened at six several customers waited by the entrance.
Fresh bread was ready, the first customers placed their orders.
When the bakery opened at six, customers were already waiting.
Although the staff arrived before dawn; the display cases remained empty.
8. Which option is a complete, correctly punctuated sentence rather than a run-on or fragment?
Priya packed the samples she labeled every container afterward.
Priya prepared the samples, each container needed a label.
Although Priya packed and labeled every sample before noon.
Priya packed the samples and left for the laboratory.
9. Why is “The rain stopped we opened the windows” a run-on sentence?
Its compound predicate requires a comma before the second verb.
Its opening words create a dependent clause that cannot stand alone.
It places two independent clauses together without suitable punctuation or a connecting word.
Its subject changes from singular to plural within one clause.
10. The sentence “The alarm did not sound, its battery was dead” contains a comma splice. Which revision most clearly expresses that the dead battery caused the problem?
The alarm, with its battery dead, it did not make a sound.
The alarm did not sound because its battery was dead.
Although the alarm remained silent. Its battery had failed.
The alarm did not sound; because of a dead battery.
11. Nora wrote, “I wanted to walk, the rain became heavier.” Which revision best fixes the comma splice while preserving the contrast?
Wanting to walk, the heavier rain.
Although I wanted to walk. The rain kept falling more heavily.
I wanted to walk; but heavier rain changed my plans.
I wanted to walk, but the rain became heavier.
12. Which sentence contains a run-on sentence?
The library closed early; we returned the books on Saturday.
Because the doors were locked, we used the outdoor return slot.
The library was closing, so the final visitors left promptly.
The librarian switched off the lights everyone walked outside.
13. Which revision correctly uses a period to repair “I saved the file, the computer restarted moments later”?
Before the computer restarted. I saved the file successfully.
I saved the file. The computer restarted moments later.
I saved the file; because a restart was about to begin.
The file was saved, moments later the computer restarted.
14. Which revision correctly joins two independent clauses with a coordinating conjunction?
Omar checked the address, he then opened the navigation app.
Omar checked the address, and he entered it into the navigation app.
After checking the address. Omar entered it into the navigation app.
Omar checked the address; and then entered the location.
15. The sentence “The train arrived late the passengers hurried across the platform” is fused. Which revision correctly joins the independent clauses with a semicolon?
The train arrived late; the passengers hurried across the platform.
After the delayed train arrived; everyone rushed toward the exit.
The passengers hurried, the late train had finally reached the station.
Because the train was late. Travelers crossed the platform quickly.
16. Which sentence contains a comma splice?
Eva called, but nobody answered the phone.
When Eva called the office, nobody was available.
Eva called twice, nobody answered.
Eva left a message after her call went unanswered.