Punctuation Rules for the CSE: Civil Service Exam Guide
Punctuation is one of the most tested yet most underestimated topics in the Civil Service Exam (CSE). Many examinees focus heavily on vocabulary and grammar rules such as subject-verb agreement, but lose easy points due to incorrect punctuation usage. In the English section of the CSE—especially in sentence correction, error identification, and reading comprehension—punctuation errors frequently appear.
This guide explains all essential punctuation rules you need to master for the CSE, with clear explanations, exam-focused examples, and common traps to avoid. If you understand and apply these rules, you can significantly improve your accuracy and confidence on exam day.
Why Punctuation Matters in the Civil Service Exam
In the CSE, punctuation is not tested in isolation. Instead, it appears in:
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Error identification questions
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Sentence correction items
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Reading comprehension passages
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Grammar and usage questions
One misplaced comma or missing apostrophe can completely change the meaning of a sentence—and that is exactly what the exam tests.
The goal of the exam is to assess whether you can read, write, and interpret English clearly and professionally, which is critical for government service.
The Period (.)
Purpose of the Period
A period is used to end a declarative sentence or a mild command.
Correct examples:
Periods in Abbreviations
Use periods in some abbreviations, especially traditional ones.
Examples:
However, modern usage sometimes omits periods in acronyms:
For the CSE, follow standard formal usage unless the question specifically tests style differences.
Common CSE Trap
Do not use a period after:
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Questions
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Exclamations
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Titles or headings
The Comma (,)
Commas in a Series
Use commas to separate items in a list.
Example:
The Oxford comma (comma before “and”) is generally acceptable and often preferred in formal writing.
Commas After Introductory Elements
Use a comma after introductory phrases or clauses.
Example:
Commas with Independent Clauses
Use a comma before coordinating conjunctions (and, but, or, so, yet) when joining two independent clauses.
Example:
Common CSE Errors with Commas
Incorrect:
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The officer who reviewed the file approved it. (Correct)
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The officer, who reviewed the file, approved it. (Changes meaning)
The second sentence implies all officers reviewed the file, which may not be intended.
The Semicolon (;)
When to Use a Semicolon
A semicolon connects two closely related independent clauses.
Example:
Semicolons in Complex Lists
Use semicolons to separate items in a list when the items already contain commas.
Example:
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The meeting included representatives from Cebu City, Philippines; Tokyo, Japan; and Seoul, South Korea.
Common CSE Trap
Do not use a semicolon:
The Colon (:)
Using a Colon to Introduce Information
A colon introduces:
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A list
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An explanation
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A quotation
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An elaboration
Example:
Colons After Independent Clauses
A colon should follow a complete sentence.
Incorrect:
Correct:
Common CSE Mistake
Do not place a colon immediately after a verb or preposition.
The Apostrophe (’)
Apostrophes for Possession
Use an apostrophe to show ownership.
Singular:
Plural ending in -s:
Plural not ending in -s:
Apostrophes in Contractions
Apostrophes replace omitted letters.
Examples:
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don’t (do not)
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it’s (it is)
CSE Trap: Its vs. It’s
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its = possessive
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it’s = it is
Incorrect usage of these is a frequent exam question.
Quotation Marks (“ ”)
Quotation Marks for Direct Speech
Use quotation marks to enclose exact words spoken or written.
Example:
Quotation Marks with Punctuation
In American English (used in the CSE):
Example:
Quotation Marks for Titles
Use quotation marks for:
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Articles
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Short stories
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Poems
Example:
The Question Mark (?)
When to Use a Question Mark
Use a question mark at the end of direct questions.
Example:
Indirect Questions
Do not use a question mark with indirect questions.
Correct:
Incorrect:
The Exclamation Point (!)
Proper Usage
Use an exclamation point to show strong emotion or emphasis.
Example:
CSE Tip
Avoid excessive use of exclamation points. In formal writing, including government-related content, they are rarely appropriate.
Parentheses ( )
Use parentheses to include nonessential information.
Example:
Punctuation with Parentheses
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If the entire sentence is inside parentheses, place the punctuation inside.
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If parentheses are part of a sentence, place punctuation outside.
Dashes (— and –)
Em Dash (—)
Used to emphasize or add extra information.
Example:
En Dash (–)
Used for ranges.
Example:
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Pages 10–15
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Monday–Friday
CSE Tip
Do not confuse dashes with hyphens.
The Hyphen (-)
Hyphens in Compound Words
Use hyphens in compound modifiers before nouns.
Example:
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well-prepared applicant
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full-time employee
Numbers and Hyphens
Use hyphens in numbers from twenty-one to ninety-nine.
Example:
Ellipsis (…)
Purpose of Ellipses
Ellipses indicate omitted words or a trailing thought.
Example:
CSE Warning
Do not overuse ellipses. They are rarely used in formal exam writing.
Capitalization and Punctuation Combined
Many CSE questions test punctuation alongside capitalization.
Correct:
Incorrect punctuation combined with incorrect capitalization often signals the wrong answer.
Common Punctuation Errors in the CSE
Comma Splices
Incorrect:
Correct:
Misplaced Apostrophes
Incorrect:
Correct:
Exam Strategy: How to Master Punctuation for the CSE
Read Questions Slowly
Punctuation errors are often subtle. One comma can change the meaning.
Read Aloud (Silently)
If a sentence sounds unnatural when read, punctuation is often the issue.
Eliminate Obvious Errors First
In multiple-choice questions, eliminate choices with:
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Comma splices
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Missing apostrophes
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Incorrect capitalization
Practice with Real Exam Questions
Review previous CSE exams and mock tests to identify recurring punctuation patterns.
Final Thoughts
Mastering punctuation rules is one of the easiest ways to boost your Civil Service Exam score. Unlike vocabulary, punctuation follows clear and predictable rules. Once you understand these rules and recognize common traps, you gain a strong advantage over other examinees.
Punctuation reflects clarity, professionalism, and attention to detail—qualities that the Civil Service Commission values highly. By applying the rules in this guide, you move one step closer to passing the CSE and securing a government position.
Problem Set 1: Commas (10 items)
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After the meeting the supervisor approved the request.
A. After the meeting, the supervisor approved the request.
B. After the meeting the supervisor, approved the request.
C. After the meeting the supervisor approved, the request.
D. No correction needed.
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The applicant prepared early and she submitted the form on time.
A. The applicant prepared early, and she submitted the form on time.
B. The applicant prepared early and, she submitted the form on time.
C. The applicant prepared early, and submitted the form on time.
D. No correction needed.
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The Civil Service Exam is challenging many examinees pass it.
A. The Civil Service Exam is challenging, many examinees pass it.
B. The Civil Service Exam is challenging; many examinees pass it.
C. The Civil Service Exam is challenging, and many examinees pass it.
D. B and C
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The officer reviewed the file, and approved it.
A. The officer reviewed the file and approved it.
B. The officer reviewed the file, and, approved it.
C. The officer reviewed the file; and approved it.
D. No correction needed.
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Before you answer check the directions carefully.
A. Before you answer check the directions, carefully.
B. Before you answer, check the directions carefully.
C. Before you, answer check the directions carefully.
D. No correction needed.
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The test covered vocabulary grammar reading and logic.
A. The test covered vocabulary, grammar reading, and logic.
B. The test covered vocabulary, grammar, reading, and logic.
C. The test covered vocabulary grammar, reading and, logic.
D. No correction needed.
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Because the passage was long, the examinee, ran out of time.
A. Because the passage was long the examinee ran out of time.
B. Because the passage was long, the examinee ran out of time.
C. Because the passage was long, the examinee, ran out of time.
D. No correction needed.
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The CSC issued new guidelines however many applicants did not read them.
A. The CSC issued new guidelines, however many applicants did not read them.
B. The CSC issued new guidelines; however, many applicants did not read them.
C. The CSC issued new guidelines however, many applicants did not read them.
D. No correction needed.
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Applicants who submit late will be disqualified.
A. Applicants, who submit late, will be disqualified.
B. Applicants who submit late, will be disqualified.
C. Applicants who submit late will be disqualified.
D. Applicants who submit, late will be disqualified.
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She bought pens, paper, and, folders.
A. She bought pens paper, and folders.
B. She bought pens, paper, and folders.
C. She bought pens, paper and folders.
D. No correction needed.
Problem Set 2: Apostrophes (10 items)
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Its important to review your answers.
A. Its important to review your answers.
B. It’s important to review your answers.
C. It is’ important to review your answers.
D. No correction needed.
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The applicants forms were incomplete.
A. The applicant’s forms were incomplete.
B. The applicants’ forms were incomplete.
C. The applicants forms’ were incomplete.
D. No correction needed.
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The commission updated it’s rules.
A. The commission updated its rules.
B. The commission updated it’s rules.
C. The commission updated its’ rules.
D. No correction needed.
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Each examinee must bring their ID’s.
A. Each examinee must bring their IDs.
B. Each examinee must bring their ID’s.
C. Each examinee must bring there IDs.
D. No correction needed.
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The childrens records were filed.
A. The children’s records were filed.
B. The childrens’ records were filed.
C. The childrens records were filed.
D. No correction needed.
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The staffs decision was final.
A. The staff’s decision was final.
B. The staffs’ decision was final.
C. The staffs decision was final.
D. No correction needed.
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The applicants score improved.
A. The applicant’s score improved.
B. The applicants’ score improved.
C. The applicants score improved.
D. No correction needed.
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Dont guess on every question.
A. Don’t guess on every question.
B. Dont’ guess on every question.
C. Don’t’ guess on every question.
D. No correction needed.
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The teachers lounge is closed.
A. The teacher’s lounge is closed.
B. The teachers’ lounge is closed.
C. The teachers lounge is closed.
D. No correction needed.
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The agency has revised its policy; it’s effective today.
A. The agency has revised it’s policy; its effective today.
B. The agency has revised its policy; it’s effective today.
C. The agency has revised its policy; its effective today.
D. No correction needed.
Problem Set 3: Semicolons and Colons (10 items)
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The exam is difficult; and many applicants fail.
A. The exam is difficult, and many applicants fail.
B. The exam is difficult; many applicants fail.
C. The exam is difficult: and many applicants fail.
D. No correction needed.
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Bring the following: pencil, eraser, and ID.
A. Bring the following: pencil, eraser, and ID.
B. Bring the following pencil, eraser, and ID.
C. Bring the following; pencil, eraser, and ID.
D. No correction needed.
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The instructions were clear: the examinee still made mistakes.
A. The instructions were clear; the examinee still made mistakes.
B. The instructions were clear, the examinee still made mistakes.
C. The instructions were clear: the examinee still made mistakes.
D. A and C
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Applicants must submit: a form and a photo.
A. Applicants must submit: a form and a photo.
B. Applicants must submit a form and a photo.
C. Applicants must submit; a form and a photo.
D. No correction needed.
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The meeting included representatives from Cebu, Philippines, Tokyo, Japan, and Seoul, South Korea.
A. The meeting included representatives from Cebu, Philippines; Tokyo, Japan; and Seoul, South Korea.
B. The meeting included representatives from Cebu, Philippines, Tokyo, Japan; and Seoul, South Korea.
C. The meeting included representatives from Cebu, Philippines; Tokyo, Japan, and Seoul, South Korea.
D. No correction needed.
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She had one goal; to pass the exam.
A. She had one goal: to pass the exam.
B. She had one goal, to pass the exam.
C. She had one goal; to pass the exam.
D. No correction needed.
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The applicant studied hard; therefore she improved.
A. The applicant studied hard, therefore she improved.
B. The applicant studied hard; therefore, she improved.
C. The applicant studied hard; therefore she improved.
D. No correction needed.
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Read the directions carefully; if you want to avoid mistakes.
A. Read the directions carefully, if you want to avoid mistakes.
B. Read the directions carefully; if you want to avoid mistakes.
C. Read the directions carefully if you want to avoid mistakes.
D. No correction needed.
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The requirements are the following: ID and form.
A. The requirements are the following: ID and form.
B. The requirements are: ID and form.
C. The requirements are the following; ID and form.
D. No correction needed.
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The officer checked the files; the forms; and the signatures.
A. The officer checked the files, the forms, and the signatures.
B. The officer checked the files; the forms; and the signatures.
C. The officer checked: the files, the forms, and the signatures.
D. No correction needed.
Problem Set 4: Quotation Marks, Hyphens, and Mixed (10 items)
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The supervisor said, “Submit it tomorrow”.
A. The supervisor said, “Submit it tomorrow.”
B. The supervisor said, “Submit it tomorrow”.
C. The supervisor said, “Submit it tomorrow”;
D. No correction needed.
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She asked “When is the exam?”
A. She asked, “When is the exam?”
B. She asked “When is the exam”?
C. She asked, “When is the exam”.
D. No correction needed.
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Did she really say, “I will pass the test”?
A. Did she really say, “I will pass the test?”
B. Did she really say, “I will pass the test”?
C. Did she really say, “I will pass the test”?
D. No correction needed.
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He is a well prepared applicant.
A. He is a well-prepared applicant.
B. He is a well prepared-applicant.
C. He is a well-prepared-applicant.
D. No correction needed.
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The policy will be effective Monday-Friday.
A. The policy will be effective Monday-Friday.
B. The policy will be effective Monday–Friday.
C. The policy will be effective Monday, Friday.
D. No correction needed.
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The examinee who studied the most, passed.
A. The examinee who studied the most passed.
B. The examinee, who studied the most, passed.
C. The examinee who studied, the most passed.
D. No correction needed.
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Applicants must submit the following documents: ID, form, and clearance.
A. Correct as is.
B. Applicants must submit the following documents; ID, form, and clearance.
C. Applicants must submit the following documents, ID, form, and clearance.
D. Applicants must submit the following documents: ID; form; and clearance.
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“The exam is on Sunday”, she said.
A. “The exam is on Sunday,” she said.
B. “The exam is on Sunday”, she said.
C. “The exam is on Sunday”; she said.
D. No correction needed.
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The agency revised its policy its effective immediately.
A. The agency revised its policy; it’s effective immediately.
B. The agency revised its policy, it’s effective immediately.
C. The agency revised its policy: it’s effective immediately.
D. No correction needed.
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The applicants were anxious however they remained calm.
A. The applicants were anxious, however they remained calm.
B. The applicants were anxious; however, they remained calm.
C. The applicants were anxious however, they remained calm.
D. No correction needed.
Answer Key (1–40)
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A
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A
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D
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A
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B
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B
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B
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B
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C
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B
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B
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B
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A
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A
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A
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B
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B
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B
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A
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D
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B
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A
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B
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C
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A
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A
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A
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A
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B
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A
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B
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A
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A
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A
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A
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B
Civil Service Exam Philippines: Complete Preparation and Passing Guide
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