SAT Reading & Writing: SAT Reading & Writing: Grammar & Punctuation Practice Questions
Test yourself on SAT Reading & Writing: Grammar & Punctuation with 11 original SAT practice questions. Pick an answer to see instant feedback and a full explanation.
Free original practice questions for study purposes. Open Exam Prep is an independent study resource and is not affiliated with, endorsed by, or sponsored by the makers of SAT.
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Answer the questions below — you get instant feedback and a full explanation for each.
1. Which choice completes the sentence so it conforms to the conventions of Standard English?
The museum's new exhibit features artifacts from ancient Egypt, _____ many visitors find especially fascinating.
Explanation. The phrase after the comma is a nonrestrictive relative clause modifying 'artifacts from ancient Egypt.' 'which many visitors find especially fascinating' correctly attaches with the relative pronoun 'which.' 'a topic' and 'a topic that' create a comma splice or noun pile-up, and 'topic, which' adds a redundant comma and an unnecessary noun.
2. Which choice correctly uses punctuation to join the two independent clauses?
The storm knocked out power for hours _____ residents relied on flashlights and candles throughout the night.
Explanation. Two independent clauses can be joined by a comma plus a coordinating conjunction (FANBOYS). ', so' provides both. 'so' alone creates a comma splice/run-on without the comma; '; and' wrongly combines a semicolon with a conjunction; 'and,' misplaces the comma.
3. Which choice best uses a colon?
The recipe requires only three ingredients _____ flour, water, and salt.
Explanation. A colon follows a complete independent clause and introduces a list or explanation. 'The recipe requires only three ingredients' is complete, so a colon correctly introduces the list. The other options add unnecessary words or wrong punctuation.
4. Which choice correctly punctuates the nonessential phrase?
Dr. Reyes _____ a leading climate scientist will deliver the keynote address.
Explanation. A nonrestrictive appositive must be set off by commas on BOTH sides. 'Dr. Reyes, a leading climate scientist, will deliver...' uses paired commas. Omitting commas or using semicolons is incorrect, and a single closing comma leaves the appositive open.
5. Which choice conforms to Standard English conventions?
Each of the players _____ responsible for bringing their own equipment.
Explanation. The subject is 'Each,' a singular indefinite pronoun, so it requires the singular verb 'is.' The prepositional phrase 'of the players' does not change the subject. 'are,' 'were,' and 'have been' are all plural/incorrect for a singular subject.
6. Which choice correctly uses the apostrophe?
The two _____ schedules conflicted, so the meeting was postponed.
Explanation. 'two managers' is plural, and the schedules belong to them, so use the plural possessive: add only an apostrophe after the -s, giving 'managers'.' 'manager's' is singular possessive; 'managers' is not possessive; 'managers's' is not standard.
7. Which choice correctly punctuates the introductory element?
_____ the committee announced its final decision.
Explanation. An introductory prepositional/dependent phrase should be followed by a comma before the main clause. 'After months of debate,' correctly sets off the introduction. A semicolon requires an independent clause before it, omitting the comma creates a run-on feel, and 'After, months' misplaces the comma.
8. Which choice completes the sentence so that it conforms to Standard English?
The research team published its findings, _____ were later cited in dozens of studies.
Explanation. A nonrestrictive relative clause after a comma needs the relative pronoun 'which' to refer to 'findings.' 'they' or 'and they' create a comma splice or redundancy; 'that' is used for restrictive clauses and should not follow a comma.
9. Which choice correctly uses a dash for emphasis?
Only one factor determined the outcome _____ timing.
Explanation. A single dash can introduce an emphatic word or phrase that follows a complete clause. '— timing' emphasizes the single factor. A comma is too weak here, a semicolon requires another independent clause, and no punctuation creates a run-on.
10. Which choice best maintains parallel structure?
The internship taught her how to analyze data, manage projects, and _____ teams effectively.
Explanation. The series uses the bare infinitive pattern after 'how to': 'analyze... manage... lead...' To stay parallel, the third item must be the base verb 'lead.' 'to lead,' 'leading,' and 'leadership of' break the parallel verb structure.
11. Which choice correctly punctuates the list of items containing internal commas?
The tour visited three cities _____ Rome, Italy; Lyon, France; and Madrid, Spain.
Explanation. When list items themselves contain commas, semicolons separate the items, and a colon introduces the whole list after a complete clause ('The tour visited three cities'). The colon is the correct introducer here; the other marks do not properly introduce a complete-clause-preceded list.
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FAQ
How does the SAT test punctuation differently from old grammar drills?
The digital SAT embeds punctuation in 'Standard English Conventions' questions. You choose the option that makes the sentence grammatically correct and clear. Focus on recognizing complete (independent) versus incomplete clauses, since that determines whether you can use a period, semicolon, colon, or comma.
What's the fastest way to decide between a comma, semicolon, and colon?
Check what's on each side. A semicolon needs an independent clause on BOTH sides. A colon needs an independent clause BEFORE it and introduces a list or explanation. A comma alone cannot join two independent clauses (that's a comma splice) unless paired with a FANBOYS conjunction.
Are these questions hard to improve on quickly?
Yes—punctuation rules are finite and very learnable. Master a handful of concepts (independent vs. dependent clauses, nonessential elements set off by paired commas/dashes, possessive apostrophes, and subject-verb agreement) and you can reliably gain points fast since the rules repeat across questions.