Which Of The Following Sentences Is Written Correctly: Complete Guide

Which of the following sentences is written correctly?
It’s the kind of question that pops up on quizzes, in language classes, and even on the back of a cereal box. If you’ve ever stared at a list of options and felt your brain go “huh?” you’re not alone. Let’s break it down, step by step, and figure out how to spot the winner without tripping over grammar gremlins.

What Is This Question All About

When a test or a conversation asks you to pick the correctly written sentence, it’s really testing more than just spelling. It’s a quick way to gauge your grasp of syntax, punctuation, and usage—the three pillars that keep our sentences standing tall. Think of each sentence as a tiny construction project: the words are the bricks, the grammar rules are the blueprint, and the punctuation is the finishing touch.

In practice, a well‑written sentence:

1. Communicates a clear idea – no ambiguity, no double meanings.
2. Follows standard English conventions – subject–verb agreement, proper tense, etc.
3. Uses punctuation to guide the reader – commas, semicolons, and colons are not optional; they’re the traffic lights of prose.

So when you’re handed a list and asked which one is correct, you’re being asked to evaluate all three aspects at once. And that’s why this seemingly simple question can trip up even the most seasoned writers.

Why People Care About the “Correct” Sentence

Real talk: Everyone wants to sound sharp, whether you’re writing a job application, a social media post, or a novel. A single error can make you look careless. On the flip side, a flawless sentence showcases confidence and mastery.

Here are a few reasons why nailing this question matters:

• Academic success – College essays, SATs, and GREs all hinge on grammar precision.
• Professional credibility – Emails, reports, and proposals that read smoothly earn respect.
• Personal confidence – Knowing you can spot and fix mistakes feels empowering.

And when you’re in a hurry—say, replying to a colleague who just sent a quick message—being able to spot the correct sentence quickly saves time and avoids miscommunication.

How the Test Works (and How to Do It)

Let’s walk through a typical multiple‑choice question and dissect each option. Imagine we’re given these four sentences:

1. “Their going to the park after lunch.”
2. “They're going to the park after lunch.”
3. “Their going to the park, after lunch.”
4. “They're going to the park, after lunch.”

Which one is written correctly? The answer is sentence 2. But why? Let’s unpack the elements that make it stand out.

### Homophones: Their vs. They’re

Their is a possessive adjective—their house, their dog. They’re is a contraction of they are. The mix‑up is a classic mistake. When you hear the sentence, you’ll naturally think “they are” because it’s a verb phrase. That’s why the contraction is the right choice here.

### Commas: When to Use Them

A comma after park in sentences 3 and 4 is unnecessary because after lunch is a simple adverbial phrase that directly modifies going to the park. Adding a comma would break the flow and create a comma splice—an error unless you’re linking two independent clauses with a conjunction.

### Subject–Verb Agreement

All four sentences have the correct subject–verb pairing: They’re going. On the flip side, the verb going agrees with the plural subject they. No issue there.

### Capitalization and Punctuation

Everything starts with a capital T in They’re or Their, and the sentence ends with a period. No stray punctuation.

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So, the short version is: sentence 2 is correct because it uses the right homophone and no unnecessary comma.

Common Mistakes / What Most People Get Wrong

Even seasoned writers slip on these pitfalls:

1. Mixing up “their” and “they’re.”
   Their is possessive. They’re is a contraction. The difference is a single letter, but the impact is huge.

2. Over‑punctuating.
   Adding commas where they’re not needed clutters the sentence and can confuse the reader.

3. Ignoring the context.
   Sometimes a sentence can be grammatically correct but still feel off because it clashes with the surrounding text. Pay attention to flow.

4. Assuming “their” is always possessive.
   Their can also be a plural possessive adjective, but never a contraction. Remember that.

5. Neglecting the simple rule of “no comma before a verb phrase.”
   A comma before after lunch is a classic mistake unless you’re separating clauses.

Practical Tips / What Actually Works

If you’re preparing for a grammar quiz or just want to sharpen your eye, try these tricks:

• Read it out loud. If the sentence sounds natural, it’s probably correct. If you stumble, you might need to tweak it.
• Check the homophones first. “Their” vs. “they’re” is a quick win. If that’s wrong, the whole sentence is probably wrong.
• Look for unnecessary commas. Scan for any comma that separates a verb from its adverbial phrase. If you find one, consider removing it.
• Use a grammar checker sparingly. Tools like Grammarly can flag homophones, but they’re not foolproof. Trust your instincts, then double‑check.
• Practice with real sentences. Write a paragraph and then quiz yourself: “Which sentence is correct?” This active recall reinforces the rules.

FAQ

Q1: What if the sentence has a dash or a semicolon?
A: Treat dashes and semicolons as punctuation that can separate clauses. Make sure each clause is complete and that the punctuation matches the intended pause or separation.

Q2: Are there cases where “their” can be a contraction?
A: No. Their is always possessive. Contractions are formed by shortening a subject–verb pair, like they are → they’re.

Q3: Can I use a comma after a prepositional phrase?
A: Only if it’s a non‑essential clause or you’re separating items in a list. Otherwise, avoid it.

Q4: How do I remember the difference between “there,” “their,” and “they’re”?
A: Think of there as a location, their as possession, and they’re as “they are.” A quick mental check: If you can replace it with “they are,” use the contraction.

Q5: Is it okay to use a comma before “after lunch” if the sentence is long?
A: Only if you’re separating two independent clauses. In a simple sentence, it’s unnecessary and stylistically wrong.

Closing

Grammar isn’t a set of arbitrary rules; it’s the invisible scaffolding that lets ideas stand tall. Think about it: when you’re faced with a question about the correct sentence, remember the homophone check, the comma rule, and the flow of the sentence. With a little practice, spotting the winner becomes second nature. Keep writing, keep questioning, and keep polishing—because a single well‑placed word can change the whole picture.

Proficiency emerges from consistent application and mindful awareness. Through such efforts, understanding deepens, transforming challenges into opportunities. Day to day, mastery also requires balancing precision with adaptability, ensuring clarity remains central. Thus, dedication culminates in refined mastery.