How to Use a Colon: Rules and Examples for High School Students

📚 Quick Study Guide

• 🔑 A colon (:) is used to introduce an element or series of elements. This could be a list, a quotation, or an explanation.
• 📝 The clause before the colon must be an independent clause (a complete sentence).
• 💡 Use a colon to introduce a list of items after an independent clause: I need to buy three things at the store: milk, eggs, and bread.
• 🗣️ Use a colon to introduce a quotation: Shakespeare said it best: "To be or not to be, that is the question."
• 🤔 Use a colon to provide further explanation or clarification: There's only one thing left to do now: confess.
• 🎬 Use a colon to separate titles from subtitles: *Star Wars: The Empire Strikes Back*.
• 🔢 Use a colon to express ratios: The ratio of men to women was 2:1.

Practice Quiz

1. Which of the following sentences uses a colon correctly?
   1. I need: bread, milk, and eggs.
   2. Here are the ingredients: bread, milk, and eggs.
   3. Here are, bread, milk, and eggs: the ingredients.
   4. I need bread, milk, and eggs:.
2. Choose the sentence that correctly uses a colon to introduce a quotation.
   1. My mother always said: "Treat others how you want to be treated."
   2. My mother always said, "Treat others how you want to be treated.":
   3. My mother always said; "Treat others how you want to be treated."
   4. My mother always said "Treat others how you want to be treated.":
3. Which of the following is the correct way to use a colon in a title?
   1. Pride and Prejudice:
   2. Pride and Prejudice
   3. Pride and Prejudice: A Novel
   4. Pride and Prejudice, A Novel
4. Select the sentence that uses a colon to introduce an explanation.
   1. There's only one thing left to do: surrender.
   2. There's only one thing left: to do surrender.
   3. There's only one: thing left to do surrender.
   4. There's only one thing: left to do, surrender.
5. What is wrong with this sentence: “I went to the store: because I needed milk.”
   1. Nothing is wrong.
   2. The part before the colon is not an independent clause.
   3. It should be a semicolon.
   4. The colon should be a comma.
6. Which sentence correctly uses a colon to show a ratio?
   1. The ratio: was 3 to 1.
   2. The ratio was: 3:1.
   3. The ratio was 3: 1.
   4. The ratio was 3 to 1:.
7. Which of these sentences uses the colon incorrectly?
   1. I have one goal: to learn everything.
   2. He made a promise: he would always be there for her.
   3. The play was exciting: however, it was too long.
   4. She packed three things: a toothbrush, a comb, and a book.