SAT Grammar: Commas, Semicolons and Colons Quiz

Proper use of punctuation marks like commas, semicolons, and colons is essential for clear and accurate writing on the Digital SAT. Commas separate elements within sentences but should not join two independent clauses without a conjunction, as this creates a comma splice error. Semicolons connect closely related independent clauses without conjunctions, and colons introduce lists, explanations, or quotations following an independent clause.

Dashes can be used instead of commas, colons, or parentheses to add emphasis or create an abrupt break in a sentence. Apostrophes indicate possession, such as in "the girl's book," or form contractions like "don’t" for "do not." Incorrect apostrophe use, especially with plurals, is a frequent error. The Digital SAT tests your understanding of comma splices, semicolon and colon usage, and apostrophe placement to assess mastery of standard English punctuation.

This free quiz covers common punctuation errors found on the Digital SAT, including how to fix comma splices, the correct usage of semicolons and colons, and rules for apostrophes. It consists of 12 questions reflecting the style and difficulty of the SAT grammar section, helping you reinforce your knowledge of fundamental punctuation rules.

No signup needed. Answers fact-checked.

What the quiz asks

1. Which sentence correctly avoids a comma splice?
2. Choose the sentence that correctly uses a colon.
3. What is the correct way to show possession for a singular noun?
4. Which sentence correctly uses a semicolon?
5. Which sentence contains a comma splice?
6. Choose the sentence where a dash is used correctly.
7. Identify the sentence with correct colon usage introducing an explanation.
8. Which form correctly shows plural possession?
9. What punctuation error is in this sentence: “I like coffee, I drink it every morning.”?
10. Which sentence correctly uses a semicolon instead of a comma?

SAT Sprint: unlimited SAT decks + a day-by-day plan →

More free quizzes