Sentence Structure
Punctuation & Comma
Agreement
Transition & Logical Flow
Word Choice & Precision
100

Identify the error:

The dog barked loudly it woke the baby

How would you fix it? (extra bonus)

Issue: Run-on sentence. Fix: Add a period or semicolon: “The dog barked loudly; it woke the baby.”

100

Fix the error:

Before eating John washed his hands.

Issue: Missing comma after introductory phrase. 

Fix: “Before eating, John washed his hands.”

100

Fix the errors:

Neither of the boys were ready.

Issue: Subject-verb agreement with singular indefinite pronoun. 

Fix: Change “were” → “was.” → “Neither of the boys was ready.”

100

Fix error:

He was tired. Therefore, he decided to stay up all night.

Issue: Incorrect cause-and-effect transition (contradiction). 

Fix: Change “Therefore” → “Nevertheless.” → “He was tired. Nevertheless, he decided to stay up all night.”

100

Fix The Error:

The principle announced a new rule about uniforms.

Issue: Confused homophones (“principle” vs. “principal”). 

Fix: Change “principle” → “principal.” → “The principal announced a new rule about uniforms.”

200

identify the error:

 Because it was raining.

Issue: Sentence fragment. Fix: Add a main clause: “Because it was raining, we stayed inside.”

200

Yes I will attend the meeting.

Issue: Missing comma after introductory word. Fix: “Yes, I will attend the meeting.”

200

Fix the error:

Each of the students have a book.

Issue: Subject-verb agreement (singular subject, plural verb). 

Fix: Change “have” → “has.” → “Each of the students has a book.”

200

She didn’t study for the test. However, she failed

Issue: Misused contrast transition.

 Fix: Change “However” → “As a result.” → “She didn’t study for the test. As a result, she failed.”

200

Fix the Error: 

The athlete ran really fast to the finish line. 

Issue: Weak or vague modifier. 

Fix: Replace “really fast” → “swiftly” or “at top speed.” → “The athlete sprinted to the finish line.”

300

Fix the error:

She likes swimming, hiking, and to ride bikes.

Issue: Faulty parallelism. Fix: Make items consistent: “She likes swimming, hiking, and riding bikes.”

300

She bought apples oranges and bananas.

Issue: Missing commas in a series (Oxford comma). Fix: “She bought apples, oranges, and bananas.”

300

Fix error:

Everyone must bring their pencil.

Issue: Pronoun-antecedent agreement (singular pronoun with plural referent). 

Fix: Change “their” → “his or her.” → “Everyone must bring his or her pencil.”

300

Fix Error:

The class was over. Furthermore, everyone went home.

Issue: Incorrect addition transition (no additive relationship). 

Fix: Change “Furthermore” → “Consequently.” → “The class was over. Consequently, everyone went home.”

300

What's wrong with this sentence:

There was less people at the concert this year.

Issue: Count vs. non-count word confusion.

 Fix: Change “less” → “fewer.” → “There were fewer people at the concert this year.”

400

Fix the error:

Running down the street, the backpack bounced on his shoulders.

Issue: Dangling modifier. 

Fix: Clarify who is running: “Running down the street, he felt his backpack bounce on his shoulders.”

400

Fix error:

The car that is red, is fast.

Issue: Misuse of commas in restrictive clause. Fix: Remove comma: “The car that is red is fast.”

400

The team are celebrating their victory.

Issue: Collective noun agreement. 

Fix: Use singular verb and pronoun: “The team is celebrating its victory.”500Some of the milk are missing.Issue: Indefinite pronoun agreement (uncountable noun). Fix: Change “are” → “is.” → “Some of the milk is missing.”

400

Fix Error:

I enjoy basketball. On the other hand, I also love soccer.

Issue: Incorrect contrast use (no opposition). 

Fix: Change “On the oth

400

What's wrong with this sentence:

The teacher was real excited for the new school year.

Issue: Informal diction. 

Fix: Change “real” → “really.” → “The teacher was really excited for the new school year.”

500

Fix the error:

The student studied hard he still failed the test.

Issue: Run-on / comma splice. Fix: Add a conjunction or separate: “The student studied hard, but he still failed the test.”

500

Fix error:

Its time to go home.

Issue: Apostrophe misuse (contraction). 

Fix: “It’s time to go home.” (“It’s” = “It is”)

500

Fix Error:

Some of the milk are missing.

Issue: Indefinite pronoun agreement (uncountable noun). 

Fix: Change “are” → “is.” → “Some of the milk is missing.”

500

Fix error:

The weather was terrible; for example, the park was closed.

Issue: Incorrect example transition (should show cause, not illustration). 

Fix: Change “for example” → “therefore.” → “The weather was terrible; therefore, the park was closed.”

500

What's wrong with this sentence:

The storm had a strong affect on the city.

Issue: Confused “affect” (verb) and “effect” (noun). Fix: Change “affect” → “effect.” → “The storm had a strong effect on the city.”