Comma Rules
Homophones
Subject Verb Agreement
Apostrophe Use
100

 Identify and correct the comma error (if any) in this sentence: "After the movie ended we went out for dinner."

"After the movie ended, we went out for dinner." (introductory phrase comma)

100

Choose the correct homophone: "______ going to bring their books over." (There / Their / They're)

"They're going to bring their books over." (They're = they are; their = possessive)

100

Choose the correct verb: "He (walk / walks) to the store every day."

"He walks to the store every day." (singular subject needs singular verb)

100

 Choose the correct form: "______ going to be late." (Its / It's)

"It's going to be late." (It's = it is)

200

Which comma rule applies to this sentence: "Josh caught the pass, dodged a tackler, and sprinted for the goal line." Name the rule and explain briefly.

 Rule: comma in a series (three or more items); example shows commas separating items in a list.

200

Fill in the blank with the correct word: "I can’t decide ______ coat to wear: the blue one or the black one." (which / witch)

 "which" (which = choosing one of a set; witch = a magical person)

200

 Correct the verb in this sentence if needed: "The books on the table (belongs / belong) to Edwina."

"The books on the table belong to Edwina." (books = plural → belong)

200

Make this singular possessive: "The car belonging to Doris" (write the phrase using an apostrophe).

Doris’s car." (singular possessive of Doris)

300

Place commas correctly in this sentence (write the corrected sentence): "My neighbor has a hideous stinky pet dog."

Corrected: "My neighbor has a hideous, stinky pet dog." (equal adjectives)

300

Replace the incorrect homophone in this sentence: "Its raining outside, you should take youre umbrella." Provide the corrected sentence.

Corrected: "It's raining outside; you should take your umbrella." (It's = it is; your = possessive)

300

Decide whether the verb should be singular or plural and correct: "The team (is / are) arguing among themselves about uniforms." Then explain briefly why your choice fits the meaning of the sentence.

Choice depends on meaning:

  • If group acts as one unit: "The team is arguing..." (singular)
  • If members act individually: "The team are arguing..." (plural—British usage sometimes; for 9th grade US, prefer singular: "is")
300

Make this plural possessive correctly: "The songs of the bands" (write the phrase using an apostrophe).

"The bands' songs." (plural possessive of bands ending in -s)

400

Explain whether commas are needed in this sentence and correct it if necessary: "The storm is expected to cause thunder and lightning heavy rains and gusting winds."

Corrected: "The storm is expected to cause thunder and lightning, heavy rains, and gusting winds." (pairs treated as single unit except with other items: separate groups with commas)

400

 Choose the correct pair and explain the difference: "affect / effect" — Write one short sentence using the correct word meaning 'to influence' and one using the word meaning 'the result'.

 affect / effect — Sentence using 'affect' (verb, to influence): "Cold weather can affect the crops." Sentence using 'effect' (noun, result): "The effect of the cold was damaged plants."

400

Correct the verb to agree with the subject closest to it: "Either the students or the teacher (has / have) the answer."

Corrected: "Either the students or the teacher has the answer." (verb matches nearest subject 'teacher' singular → has)

400

Correct the punctuation in this sentence: "Hes been waiting for the childrens coats since morning."

Corrected: "He's been waiting for the children's coats since morning." (He's = he has; children's = plural possessive)

500

Rewrite the sentence adding commas for direct address and a date comma: "My brother was born on July 4 1997 so we always light fireworks for his birthday John"

Corrected: "My brother was born on July 4, 1997, so we always light fireworks for his birthday, John." (commas after day/year and around direct address)

500

Edit the sentence to use correct homophones and punctuation: "Your going to loose the race if you dont run faster"

Corrected: "You're going to lose the race if you don't run faster." (You're = you are; lose = not win; don't contraction)

500

 Rewrite the sentence so the verb correctly agrees when subjects are joined by "and" but act as a single unit: "Peanut butter and jelly (is / are) my favorite."

"Peanut butter and jelly is my favorite." (treated as one item/unit → singular verb)

500

Provide the correctly punctuated sentence and briefly explain each apostrophe: "the teachers lounge is next to the students locker room"

 

 Corrected: "The teachers' lounge is next to the students' locker room."

  • Explanation: teachers' = plural possessive (lounge belonging to multiple teachers). students' = plural possessive (locker room used by multiple students). No contraction here.