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Comma practise
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Use commas to add multiple tags

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Delimiter between question and answer:

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  • No column headers.
  • Each line maps to a question.
  • If the delimiter is used in a question, the question should be surrounded by double quotes: "My, question","My, answer"
  • The first answer in the multiple choice question must be the correct answer.

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The rule for using a comma after a long introductory prepositional phrase is usually when the phrase contains how many words?
 
Four or more words.
 
One word.
 
Six words.
 
Two words.
Why is a comma needed after the transitional word Therefore when it starts a sentence?
 
It separates the transition from the main thought.
 
Because Therefore is a verb.
 
Because it is a dependent clause.
 
To separate two independent clauses.
What punctuation mark is used to enclose a non-defining relative clause?
 
A pair of commas.
 
A pair of semicolons.
 
A single dash.
 
A single comma at the end.
What is the name for the comma used before the final conjunction in a list (e.g., A, B, and C)?
 
Oxford comma.
 
Serial comma.
 
Coordinating comma.
 
Appositive comma.
An introductory word like "Yes" or "No" always requires a comma...
 
immediately after it.
 
immediately before it.
 
at the end of the sentence.
 
not at all.
When should you not put a comma before the coordinating conjunction in a simple compound subject (e.g., The engineer and the programmer worked late)?
 
When it only joins two subjects.
 
When it joins two clauses.
 
When the conjunction is 'but'.
 
When the sentence is very long.
When listing actions in a narrative (e.g., She ran, jumped, and scored), the commas help avoid...
 
run-on sentences.
 
subject-verb disagreement.
 
missing articles.
 
pronoun errors.
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 before the clause.
 
needed after the clause.
 
needed in the middle of the clause.
In a date like "October 15, 2025," where are the commas required?
 
After the day and after the year.
 
Only after the month.
 
Only after the day.
 
Only after the year.
What is the correct punctuation to join two complete sentences (independent clauses) without a coordinating conjunction?
 
Semicolon (;)
 
Comma (,)
 
Colon (:)
 
Apostrophe (')
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.
 
After the main clause ends.
 
Before the dependent clause begins.
 
In the middle of the dependent clause.
A comma should not be used to separate which two elements?
 
A subject from its main verb.
 
Items in a list.
 
A dependent clause from an independent clause.
 
An introductory word from the main clause.
What is the primary function of a comma around an Appositive Phrase (e.g., Maria, the lead engineer...)?
 
To signal non-essential, explanatory information.
 
To separate the subject from the verb.
 
To mark the beginning of a question.
 
To join two complete thoughts.
Which rule applies to separating a list of adjectives that each modify the noun equally?
 
Use a comma between them.
 
Do not use a comma.
 
Use a semi-colon.
 
Use a colon.
What type of word requires a comma immediately after it when used at the start of a sentence (e.g., However, Likewise)?
 
Conjunctive adverb or transitional word.
 
Adjective.
 
Noun.
 
Modal verb.
An introductory element is usually placed at which part of the sentence?
 
The beginning.
 
The end.
 
In the middle, next to the verb.
 
Next to the subject.
Commas are placed before a coordinating conjunction (like and, but, or) when it joins two...
 
independent clauses.
 
dependent clauses.
 
phrases.
 
verbs.
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.
Which grammatical structure requires a comma when it appears before the main clause?
 
Introductory element (phrase or clause).
 
Subject of the sentence.
 
Verb phrase.
 
Predicate adjective.
Commas are used to separate three or more items in a list, known as a...
 
series.
 
parallel structure.
 
main clause.
 
complex sentence.
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.
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.
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.
The demonstration scheduled for Friday was postponed until Tuesday.
 
The demonstration, scheduled for Friday, was postponed until Tuesday.
 
The demonstration scheduled for Friday was postponed, until Tuesday.
 
The demonstration scheduled for Friday, was postponed until Tuesday.
 
The demonstration, scheduled for Friday was postponed until Tuesday.
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.
Since the failure was minor they quickly began the repairs.
 
Since the failure was minor, they quickly began the repairs.
 
Since the failure was minor they quickly, began the repairs.
 
Since the failure, was minor they quickly began the repairs.
 
Since the failure was, minor they quickly began the repairs.
The factory manager Ms. Chen approved the budget.
 
The factory manager, Ms. Chen, approved the budget.
 
The factory manager Ms. Chen approved, the budget.
 
The factory manager, Ms. Chen approved the budget.
 
The factory manager Ms. Chen, approved the budget.
This specific type of motor is inexpensive reliable and lightweight.
 
This specific type of motor is inexpensive, reliable, and lightweight.
 
This specific type of motor is inexpensive reliable, and lightweight.
 
This specific type, of motor is inexpensive reliable and lightweight.
 
This specific type of motor is inexpensive reliable and, lightweight.
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.
The robot's arm strong and flexible lifted the heavy crate.
 
The robot's arm, strong and flexible, lifted the heavy crate.
 
The robot's arm strong and flexible lifted, the heavy crate.
 
The robot's arm, strong and flexible lifted the heavy crate.
 
The robot's arm strong, and flexible lifted the heavy crate.
Although the battery was old the robot still functioned perfectly.
 
Although the battery was old, the robot still functioned perfectly.
 
Although the battery was old the robot, still functioned perfectly.
 
Although the battery, was old the robot still functioned perfectly.
 
Although the battery was old the, robot still functioned perfectly.
Dr. Lee who invented the machine won a Nobel Prize.
 
Dr. Lee, who invented the machine, won a Nobel Prize.
 
Dr. Lee who invented the machine won, a Nobel Prize.
 
Dr. Lee, who invented the machine won a Nobel Prize.
 
Dr. Lee who, invented the machine won a Nobel Prize.
We need wires sensors chips and power cells for the new model.
 
We need wires, sensors, chips, and power cells for the new model.
 
We need wires sensors, chips and power cells for the new model.
 
We need, wires sensors chips and power cells for the new model.
 
We need wires sensors chips and, power cells for the new model.
After the update the drone performed complex manoeuvres.
 
After the update, the drone performed complex manoeuvres.
 
After the update the drone, performed complex manoeuvres.
 
After the update the drone performed, complex manoeuvres.
 
After the update the, drone performed complex manoeuvres.
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.
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.
In the robotics lab they test prototypes every morning.
 
In the robotics lab, they test prototypes every morning.
 
In the robotics, lab they test prototypes every morning.
 
In the robotics lab they test, prototypes every morning.
 
In the robotics lab they, test prototypes every morning.
However the new AI algorithm improved its efficiency dramatically.
 
However, the new AI algorithm improved its efficiency dramatically.
 
However the new AI, algorithm improved its efficiency dramatically.
 
However the new, AI algorithm improved its efficiency dramatically.
 
However the new AI algorithm improved its efficiency, dramatically.
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.
The assembly line robot which was very fast required constant repair.
 
The assembly line robot, which was very fast, required constant repair.
 
The assembly line robot which was very fast required, constant repair.
 
The assembly line, robot which was very fast required constant repair.
 
The assembly line robot which was, very fast required constant repair.
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