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15
×
Before inserting the chip read the safety manual carefully.
Before inserting, the chip read the safety manual carefully.
Before inserting the chip, read the safety manual carefully.
Before inserting the chip read, the safety manual carefully.
Before, inserting the chip read the safety manual carefully.
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×
baam
Lose 25 points!
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×
seesaw
Swap points!
Okay!
×
gift
Win 10 points!
Okay!
×
banana
Go to last place!
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15
×
The programmer debugged the code cleaned the sensors and rebooted the system.
The programmer debugged the code cleaned the sensors and rebooted, the system.
The programmer debugged the code cleaned the sensors and, rebooted the system.
The programmer, debugged the code cleaned the sensors and rebooted the system.
The programmer debugged the code, cleaned the sensors, and rebooted the system.
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15
×
The robot's casing made of reinforced carbon fibre resisted all damage.
The robot's casing, made of reinforced carbon fibre, resisted all damage.
The robot's casing made of reinforced, carbon fibre resisted all damage.
The robot's casing, made of reinforced carbon fibre resisted all damage.
The robot's casing made of reinforced carbon fibre resisted, all damage.
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15
×
What is the primary function of a comma around an Appositive Phrase (e.g., Maria, the lead engineer...)?
To separate the subject from the verb.
To mark the beginning of a question.
To signal non-essential, explanatory information.
To join two complete thoughts.
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15
×
Suddenly the machine stopped and a red warning light flashed.
Suddenly the machine, stopped and a red warning light flashed.
Suddenly the machine stopped and, a red warning light flashed.
Suddenly the machine stopped, and a red warning light flashed.
Suddenly, the machine stopped, and a red warning light flashed.
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15
×
In a date like "October 15, 2025," where are the commas required?
Only after the year.
Only after the month.
After the day and after the year.
Only after the day.
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15
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The robot is heavy powerful and remarkably precise.
The robot is heavy powerful, and remarkably precise.
The robot is heavy powerful and, remarkably precise.
The robot is heavy, powerful, and remarkably precise.
The robot, is heavy powerful and remarkably precise.
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thief
Give points!
5
10
15
20
25
×
seesaw
Swap points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
thief
Give points!
5
10
15
20
25
15
×
Maria the lead engineer checked the hydraulics.
Maria the lead engineer checked, the hydraulics.
Maria, the lead engineer, checked the hydraulics.
Maria the lead engineer, checked the hydraulics.
Maria, the lead engineer checked the hydraulics.
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15
×
Which type of clause, often beginning with 'which' and adding extra detail, always needs commas around it?
Non-defining relative clause.
Defining relative clause.
Main clause.
Subordinate conjunction.
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15
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If the adverbial clause comes after the main clause (e.g., The robot functioned perfectly although the battery was old.), a comma is usually...
not needed.
needed after the clause.
needed before the clause.
needed in the middle of the clause.
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15
×
The drone which was autonomous navigated the dense forest.
The drone, which was autonomous, navigated the dense forest.
The drone, which was autonomous navigated the dense forest.
The drone which was autonomous, navigated the dense forest.
The drone which was, autonomous navigated the dense forest.
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×
boom
Lose 50 points!
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×
shark
Other team loses 20 points!
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×
shark
Other team loses 25 points!
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×
banana
Go to last place!
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15
×
When a sentence begins with a dependent clause (e.g., Although the battery was old...), where is the comma placed?
Before the main clause begins.
In the middle of the dependent clause.
After the main clause ends.
Before the dependent clause begins.
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15
×
Finally the team solved the programming error.
Finally, the team solved the programming error.
Finally the team solved the programming, error.
Finally the team solved, the programming error.
Finally the, team solved the programming error.
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