Punctuation & Symbols
Common Grammatical Errors
Mix-Ups
Titles
Possessives
100

The number of spaces after a period.

What is 1 space?

100

Contrary to popular belief, you can put a preposition here.

What is at the end of a sentence?

100

______ taking ______ camper on vacation, but while they pack it up, it will remain near the driver over ______.

What is they're, their, and there?

100

Which are correct?

  1. Janice Mitchell is a microbiologist.
  2. Janice Mitchell is a Microbiologist.
  3. Microbiologist Janice Mitchell works in the UCB lab.

What are 1 and 3?

100

State the net worth of Steve Jobs, in the possessive form.

What is Steve Jobs's net worth?

200

In a series of three or more elements, separate each element with a _____.

What is a comma?

200

This is an example of what kind of mistake: "The books is good."

What is subject-verb agreement?

200

During his ______, the prince kept a tight ______ on the government.

What is reign and rein?

200

Which is the correct treatment of a book title?

  1. Stephen King's The Shining
  2. Stephen King's The Shining
  3. Stephen King's The Shining

What is 2?

200

State the jobs of Alameda County and Contra Costa, in the possessive form. 

What are Alameda County's and Orange County's jobs?

300

Use this punctuation mark at the end of a sentence or fragment that introduces a list.

What is a colon?

300

This mistake happens when a descriptive phrase doesn't apply to the noun that immediately follows it. 

What is a dangling modifier.

300

______ who can solve this riddle deserves a Half-Priced Books gift card. ______ of you may be the winner!

What is anyone and any one?

300

Which are correct in a citation:

  1. John H Smith Jr
  2. Williams, Mark A., III
  3. Richard A. Black, Sr

(Chicago Manual of Style, 14th edition and up)

What are 1 and 2?

300

Describe the apostrophe placement in this sentence:

I was still living in my parents basement at twenty-seven, so I became certified as a technical writer.

What is after the "s" in parents'?

400

Use a _____ to join two independent clauses.

What is a semicolon?

400

This is an example of what kind of mistake: "She tried to quickly finish the book."

What is a split-infinitive?

400

Take a ______! It'll be the ______ of your day! Did I ______ your interest yet?

What is peek, peak, and pique?

400

Which are correct:

  1. Dr. George Ross
  2. Dr. George Ross, PhD
  3. George Ross, PhD

What is 1 and 3?

400

Describe the apostrophe placement in the following sentence:

"The 70s finest director was Martin Scorsese..."

(https://www.chicagomanualofstyle.org/qanda/data/faq/topics/PossessivesandAttributives.html)

What is before the "7" and after the "s" in 70s?

500

Use this punctuation mark to join two or more words together, when those words modify a noun.

What is a hyphen?

500

An express lane at a grocery store should say, "15 items or _____."

What is fewer?

500

Paralysis began to ______ his limbs. Consequently, his doctor issued a statement to the ______ that she would resign.

What is affect and effect?

500

Which is correct:

  1. Is Elizabeth II the Queen of England?
  2. Is Elizabeth II the queen of England?

What is 1?

500

Which is correct:

  1. He has 15 years’ experience designing software.
  2. He has 15 years experience designing software.

What is 1?

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