Grammar Challenge

Test your knowledge with this short drill.

How This Works

There's only one question. If you get it right, you're done. If not, no problem—you’ll get another chance to try again. Every attempt helps you grow, and each step forward is well worth all that's waiting for you on the other side.

Round One

Consider this: You are asked by a co-worker to help edit a letter that will be sent to a member of U.S. Congress.

"Some AFGE locals have relationships with legal teams that may assist former dues-paying members during administrative appeals especially if the case involves whistleblower retaliation other prohibited personnel practices or discrimination."

Which revision correctly adds or omits the comma to improve this sentence?

A Some AFGE locals have relationships with legal teams that may assist former dues-paying members during administrative appeals, especially if the case involves whistleblower retaliation, other prohibited personnel practices, or discrimination.
B Some AFGE locals have relationships with legal teams, that may assist former dues-paying members during administrative appeals, especially if the case involves whistleblower retaliation, other prohibited personnel practices, or discrimination.
C Some AFGE locals have relationships with legal teams, that may assist former dues-paying members during administrative appeals, especially if the case involves whistleblower retaliation, other prohibited personnel practices or discrimination.
D Some AFGE locals have relationships with legal teams that may assist former dues-paying members, during administrative appeals, especially if the case involves whistleblower, retaliation, other prohibited personnel practices, or discrimination.

Round 2

Consider this: You are a volunteer-for-hire who was asked to create a poster for the community clinic. The charge nurse asks you to key-in the text, immediately, to display on the waiting room's digital bulletin board.

Which sentence correctly follows the rules for comma usage correctly?

A If you are a patient, that has a high fever or stomach pain, you will be seen by a triage nurse within the first fifteen minutes.
B If you are a patient that has a high fever, or stomach pain you will be seen by a triage nurse, within the first fifteen minutes.
C If you are a patient that has a high fever or stomach pain, you will be seen by a triage nurse within the first fifteen minutes.
D If you are a patient that has a high fever or stomach pain you will be seen by a triage nurse, within the first fifteen minutes.

Round 3

Consider this: It is your first day working as the United States Chief of Staff, and you must delegate certain tasks to colleagues. So, you send an email that states:

"John write a memo that is unclassified to the OPM Office of Personnel Managment and send me a copy before noon so I can review it."

Identify the sentence that adds or omits the comma correctly.

A John, write a memo that is unclassified to the OPM, Office of Personnel Management, and send me a copy before noon so I can review it.
B John, write a memo, that is unclassified to the OPM, Office of Personnel Management and send me a copy before noon, so I can review it.
C John write a memo that is unclassified to the OPM Office of Personnel Management, and send me a copy before noon so I can review it.
D John, write a memo that is unclassified to the OPM, Office of Personnel Management, and send me a copy before noon, so I can review it.

Round 4

Consider this: You are part of a research team commissioned by the National Institutes of Health (NIH) to study the effects of urbanization on public health, and your findings reveal alarming trends related to pollution, carcinogens, and mental health in low-income neighborhoods. The report will be submitted to the Centers for Disease Control and Prevention (CDC), which must share the data with the Department of Housing and Urban Development (HUD), and could lead to publicized policy recommendations that spark nationwide discussions about urban development and rental laws.

"The solution _________elements of lead."

Identify the claim that most logically completes the statement and conforms to Standard English conventions.

A The solution contains trace elements of lead.
B The solution contain trace elements of lead.
C The solution is with trace elements of lead.
D The solution have trace elements of lead.

Round 5

Consider this: You are part of a task force appointed by the Environmental Protection Agency (EPA) to assess the impact of pesticide use on local ecosystems, and your findings reveal significant disruptions in biodiversity and soil health. The report will be submitted to the Department of Agriculture (USDA), which must evaluate the data and could propose new regulations that reshape pesticide usage practices across the country.

"The analysis _________concluded that garden-grade pesticide(s) has adverse effects on local wildlife."

Identify the statement that most logically completes the statement and conforms to Standard English conventions.

A The analysis have concluded that garden-grade pesticides has adverse effects on local wildlife.
B The analysis has concluded that garden-grade pesticides have adverse effects on local wildlife.
C The analysis was concluded that garden-grade pesticides has adverse effects on local wildlife.
D The analysis conclude that garden-grade pesticide has adverse effects on local wildlife.

Round 6

Consider this: You are a union employee working closely with a non-bargaining staff member, who is also a government official, to draft new agency-wide regulations. These regulations must go through a review process before being published for public comment. Your collaborative efforts aim to ensure the final draft is clear and feasible, and the regulations will ultimately shape the future operations of the agency.

"The committee _________ the first draft of the new regulations."

Identify the statement that most logically completes the statement and conforms to Standard English conventions.

A The committee have completed the first draft of the new regulations.
B The committee has completed the first draft of the new regulations.
C The committee were completed the first draft of the new regulations.
D The committee had complete the first draft of the new regulations.

Round 7

Consider this: You’re in charge of uploading the text to the teleprompter and making emergency edits in real time. The anchor is about to deliver a public-safety update when you notice an error.

Intended message: The mayor approved the community curfew by the deadline, not the deeply contested Summer Jam Festival.

Identify the sentence that does not mislead, confuse, or misconstrue the intended message by improper modifiers or word choice.

A "The mayor reluctantly approved a strict curfew, angrily citing concerns over the Summer Jam Festival."
B "Despite earlier reports about the Summer Jam Festival, the community curfew was unfortunately approved."
C "The mayor's approval of the curfew has been overshadowed by all the controversy currently surrounding the Summer Jam Festival."
D "The mayor’s timely approval of the community curfew has sparked debates, but he still hasn't given a green light for the Summer Jam Festival."

Round 8

Consider this: You're responsible for proofreading a press release from a biotech firm about a new treatment undergoing clinical trials. The company’s credibility and the public’s understanding hinge on clear, accurate language.

Intended message: The research team tested the experimental therapy on lab-grown tissue, not the patients themselves.

Identify the sentence that does not mislead, confuse, or misconstrue the intended message by improper modifiers or word choice.

A "They administered the therapy to patients grown in the lab, who were not yet approved for testing."
B "The therapy was tested thoroughly, using lab-grown tissue by researchers not yet cleared to work with patients."
C "The researchers tested the therapy on tissue grown in the lab, not on human patients."
D "Not yet approved for human use, the researchers applied the treatment to tissue samples to evaluate its potential."

Round 9

Consider this: You’re editing a spotlight feature for a student-led innovation journal. The story profiles a teen entrepreneur whose startup just secured early funding. Before publishing, you need to ensure the message about her leadership and accomplishments isn’t lost in confusing phrasing.

Intended message: At just 17, she launched the startup herself, secured early-stage funding, and hired a diverse team to build the app.

Identify the sentence that does not mislead, confuse, or misconstrue the intended message by improper modifiers or word choice.

A "At 17, a diverse team was hired by the founder to develop the app, who had just received funding."
B "Having built the app with early-stage funding, the teen’s startup impressed investors she hadn’t yet pitched to."
C "At just 17, she secured funding, formed a team, and launched her startup with a vision focused on inclusion and innovation."
D "The startup, built by a visionary team, was launched at 17 by a founder who hadn’t yet graduated high school."

Round 10

Consider this: You’re in charge of uploading the text to the teleprompter and making emergency edits in real time. The speaker is about to deliver an announcement when you notice a critical error.

Breaking news on the airborne virus spreading among immunocompromised individuals—coming up next. But first, a word from our sponsors and today’s Max-Vita Multivitamin Trivia Question: What essential nutrient ______ peaches provide for nerve support and repair?

Which option completes the text and conforms to Standard English conventions?

A do
B does
C has
D have

Round 11

Consider this: During a professional development workshop hosted by the U.S. Agency for International Development (USAID), attendees are asked to nominate individuals demonstrating exceptional leadership in a cross-cultural sensitivity. The workshop has brought together staff from regional missions in Southeast Asia, Latin America, and East Africa to share best practices in managing global development initiatives. You are a standout nominee who has successfully led a multi-country team in coordinating disaster relief logistics after a major hurricane, navigating cultural nuances, language barriers, and differing governmental protocols with remarkable diplomacy and clarity. Proud of your accomplishments, you raise your hand when the following question is asked:

______ among you has also demonstrated exceptional leadership in a cross-cultural sensitivity?

Which option completes the statement and conforms to Standard English conventions?

A Which
B Whom
C Is anyone
D Who

Round 12

Consider this scenario: A visitor at a White House press event just reported suspicious activity. Footage shows a person dispersing a substance onto the handrails with an aerosol can and moving quickly past agents, before tossing something into the grass. The event has prompted your supervisor to conduct a risk assessment before the grounds are secured, so she looks at you and asks:

"Do we have any more intel on the person ______ ID badge was tossed in the green area?"

Which option completes the statement and conforms to Standard English conventions?

A that
B who’s
C who is
D whose

Round 13

Consider this: A traveler left her backpack at a Denver International Airport TSA checkpoint during screening. When officers noticed the unattended bag, they followed protocol and reported it. After clearing the bag, they confirmed it contained medication and a passport. In the incident report, the TSA officer wrote:

"The ______ was left near Lane 4 was secured and returned to the traveler without incident."

Which option completes the statement and conforms to Standard English conventions?

A backpack that
B backpack, which
C backpack whose
D backpack which

Round 14

Consider this: You are an analyst working in Virginia at Station B of the Warrenton Training Center—a classified cyber operations facility. Five minutes ago, you flagged irregular activity tied to another agent's login trail. While reviewing the access logs more closely, a senior officer leans in towards you and says:

"So this is the Agent Ramirez, ______ come to us from D.C.?"

Which option completes the sentence and conforms to Standard English conventions?

A whose
B who
C who's
D which

Round 15

Consider this: You’re a systems engineer at Google’s data center in Council Bluffs, Iowa—one of the company’s largest and most secure cloud infrastructure hubs. During a routine biometric scan at the main access corridor, a mismatch is flagged. A security lead turns to you and asks:

" Impossible! You won't believe _______ failed the biometrics scanner this time. "

Which option completes the sentence and conforms to Standard English conventions?

A has
B whose
C who's
D who is

Round 16

Consider this: .

Which option completes the statement and conforms to Standard English conventions?

A
B
C
D

Challenge Complete

You've got this! Now, let's get back to the Digital SAT Practice Test.