Common Grammar Mistakes in Business Communication: MCQs

Test your knowledge of common grammar mistakes in business communication with this multiple-choice quiz. Learn how to improve clarity, professionalism and accuracy in workplace writing.

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  • 📋 Total Questions: 30
  • ⏳ Time Limit: 30 minutes
  • 📝 Marking Scheme: +1 for each correct answer. No negative marking.
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  • 🔍 Carefully read all questions before submitting your answers.
  • 🎯 Best of Luck! Stay focused and do your best. 🚀

Time Left (min): 00:00

1. Which sentence correctly uses "their," "there," or "they're"?

  • They're going to submit there report on time.
  • Their going to submit there report on time.
  • They're going to submit their report on time.
  • Their going to submit they're report on time.

2. Which sentence correctly uses "its" and "it's"?

  • The company improved it's policies to benefit its employees.
  • The company improved its policies to benefit it's employees.
  • The company improved its policies to benefit its employees.
  • The company improved it's policies to benefit it is employees.

3. Which of the following sentences is grammatically correct?

  • The manager and me went to the meeting.
  • The manager and I went to the meeting.
  • Me and the manager went to the meeting.
  • The manager and myself went to the meeting.

4. What is the correct form of the verb in the sentence: "Each of the employees ___ responsible for their tasks."

  • are
  • be
  • is
  • were

5. Which sentence correctly uses "effect" or "affect"?

  • The new policy had a positive affect on productivity.
  • The new policy had a positive effect on productivity.
  • The new policy effected the productivity positively.
  • The new policy affect productivity positively.

6. What is the correct plural form of "business"?

  • Businesses
  • Business's
  • Businessses
  • Business'

7. Which of the following sentences is grammatically incorrect?

  • Please let me know if you have any questions.
  • Please let me know if you has any questions.
  • Please let me know whether you need further assistance.
  • Please let me know if you require additional support.

8. What is the correct word to use in the sentence: "He is more qualified ___ his colleague"?

  • then
  • than
  • that
  • their

9. Which of the following is the correct sentence?

  • She gave the report to John and I.
  • She gave the report to John and me.
  • She gave the report to John and myself.
  • She gave the report to John and mine.

10. What is the correct word to use in the sentence: "The new guidelines will be implemented ___ next week"?

  • to
  • too
  • two
  • by

11. Which of the following uses "whom" correctly?

  • Whom is calling?
  • Whom did you send the email to?
  • Whom wants to join the meeting?
  • Whom needs assistance?

12. Which sentence correctly uses "your" and "you're"?

  • Your going to love the new office space.
  • You're going to love the new office space.
  • You're report is on the desk.
  • Your welcome to join the meeting.

13. What is the correct verb form in the sentence: "Neither the manager nor the employees ___ present at the event"?

  • was
  • be
  • is
  • were

14. Which of the following sentences is punctuated correctly?

  • The report is due tomorrow however, I need an extension.
  • The report is due tomorrow; however, I need an extension.
  • The report is due tomorrow however I need an extension.
  • The report is due tomorrow, however I need an extension.

15. Which word correctly completes the sentence: "The CEO will present the company's ___ goals at the conference"?

  • vision
  • visionary
  • visionary's
  • visions

16. What is the correct past tense of "lead" when referring to a leadership role?

  • Lead
  • Led
  • Leed
  • Ledded

17. Which of the following sentences is grammatically correct?

  • The clients feedback was positive.
  • The client's feedback was positive.
  • The clients' feedback was positive.
  • The client's' feedback was positive.

18. Which sentence uses the correct subject-verb agreement?

  • The number of errors in the report are concerning.
  • The number of errors in the report is concerning.
  • The number of errors in the report were concerning.
  • The number of errors in the report be concerning.

19. Which of the following sentences is correct?

  • He completed the report quicker than expected.
  • He completed the report more quickly than expected.
  • He completed the report most quick than expected.
  • He completed the report most quickly than expected.

20. What is the correct usage in this sentence: "Each employee must submit ___ timesheet by Friday"?

  • their
  • they're
  • there
  • its

21. Which sentence uses the correct preposition?

  • She is responsible of managing the team.
  • She is responsible for managing the team.
  • She is responsible on managing the team.
  • She is responsible at managing the team.

22. Which sentence is grammatically correct?

  • I have less meetings this week than usual.
  • I have fewer meetings this week than usual.
  • I have lesser meetings this week than usual.
  • I have the less meetings this week than usual.

23. Which sentence correctly uses "who" or "whom"?

  • Whom should I contact for more details?
  • Who should I send the email to?
  • Whom is responsible for this project?
  • Who did you meet at the conference?

24. What is the correct way to phrase the following sentence? "The project deadline is ___ than expected."

  • more sooner
  • sooner
  • most soon
  • most sooner

25. Which sentence correctly uses a comparative adjective?

  • This is the most effective strategy than the other one.
  • This strategy is more effective than the other one.
  • This strategy is the most effective than the other one.
  • This strategy is much effective than the other one.

26. What is the correct possessive form in this sentence? "This department's success depends on ___ teamwork."

  • its
  • it's
  • it is
  • its'

27. Which of the following is the correct use of "fewer" and "less"?

  • I have fewer time to complete the task.
  • I have less time to complete the task.
  • I have fewer information about the project.
  • I have less meetings scheduled for the day.

28. Which of the following correctly uses the past perfect tense?

  • By the time the meeting started, he has already left.
  • By the time the meeting started, he had already left.
  • By the time the meeting started, he already leaves.
  • By the time the meeting started, he will already leave.

29. What is the correct verb form in the sentence: "If I ___ more time, I would review the report again."

  • have
  • had
  • has
  • will have

30. What is the correct word choice in this sentence? "The company will continue to expand ___ success."

  • despite of
  • regardless of
  • although
  • because of

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