apostrophe
capitalize
common mistakes
commas
100

 Identify whether an apostrophe is needed and correct the sentence: Its raining outside and the students forgot their umbrellas.

It's raining outside and the students forgot their umbrellas. Explanation: "It's" = it is; "their" is correct.

100

Correct capitalization: my favorite book is to kill a mockingbird by harper lee

My favorite book is To Kill a Mockingbird by Harper Lee.

100

Choose the correct word: I went to the store (their / they're / there) to buy milk.

 I went to the store there to buy milk. (Context: if meaning "to that place" use "there"; if meaning "their" ownership or "they're" contraction, different choices.)

100

Add commas where needed: My brother who lives in seattle is visiting next month.  

Correct: My brother, who lives in Seattle, is visiting next month. Explanation: nonrestrictive clause set off by commas.

200

Rewrite the phrase to show possession correctly: The shoes of the boy were left in the hallway.

The boy's shoes were left in the hallway. Explanation: Use apostrophe + s for singular possessive.

200

Fix capitalization in the sentence: next week we will meet on monday in room b12 at 10 am.

Next week we will meet on Monday in room B12 at 10 AM. (Style note: "AM" can be styled as "a.m." per style guide.)

200

  Fix the sentence for subject-verb agreement: The group of students (was / were) planning a fundraiser.

The group of students was planning a fundraiser. Explanation: "Group" is singular collective noun (subject-verb agreement may vary with intended meaning/region).

200

 Insert commas in a compound sentence: I wanted to go to the movie but it was sold out so we went to dinner.

 I wanted to go to the movie, but it was sold out, so we went to dinner. Explanation: commas before coordinating conjunctions joining independent clauses.

300

 Fix the apostrophe use in this sentence: The teams' coach said its strategy would change.

The team's coach said its strategy would change. Explanation: "Team's" = coach of the team; "its" (no apostrophe) = possessive pronoun.

300

Rewrite with proper capitalization: the president will visit washington next tuesday to meet with senators from texas.

 The President will visit Washington next Tuesday to meet with senators from Texas. (Note: "president" capitalized when used as title before a name — if generic, lowercase.)

300

Correct the sentence with the right pronoun: Between you and (I / me), this test was harder than I expected.

Between you and me, this test was harder than I expected. Explanation: use objective pronoun "me" after preposition "between."

300

Use commas correctly with a list: For the picnic we packed sandwiches drinks fruit and chips.

For the picnic we packed sandwiches, drinks, fruit, and chips. Explanation: commas separate list items; Oxford comma included here.

400

Choose the correct form and explain briefly: The (dog's / dogs') leash was found on the porch. (Context: there is one dog.)

The dog's leash was found on the porch. Explanation: singular dog → dog's.

400

 Identify what needs to be capitalized and correct: she said, "on december 1st, we begin chapter five of history."

She said, "On December 1st, we begin Chapter Five of history." (Style note: "Chapter Five" capitalization depends on context; "history" as a course could be "History".)

400

Use the correct words: I want to/too/two go see the to/too/two dogs! They are cute, to/too/two!

I want to go see the two dogs! They are cute, too!

400

Place commas for introductory elements and explain: After finishing her homework she went to practice.

After finishing her homework, she went to practice. Explanation: comma after introductory element.

500

 Correct all apostrophe mistakes and explain why: Whos going to the students lockers to get theres backpacks after school?

Who's going to the students' lockers to get their backpacks after school? Explanation: "Who's" = who is; "students'" plural possessive; "their" possessive pronoun (not there's/theres).

500

Correct capitalization in the following and explain any rules applied: dr. emily carter will speak at the united nations assembly in new york city this saturday.

Dr. Emily Carter will speak at the United Nations Assembly in New York City this Saturday. Explanation: Titles and proper nouns capitalized.

500

Use the correct word: Your/you're next shift is on Monday; your/you're going to work, right?

Your next shift is on Monday; you're going to work, right?

500

Correct comma usage and explain punctuation in this sentence: The coach said if you want to improve you must practice every day and listen to feedback.

 The coach said, "If you want to improve, you must practice every day and listen to feedback." Or punctuated without quotes: The coach said that if you want to improve, you must practice every day, and listen to feedback. Explanation: comma after introductory subordinate clause; comma before final coordinate clause depending on structure.

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