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Writing: Conventions

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SAT Writing — Standard English Conventions Quick Reference

Core Concepts

Subject-Verb Agreement

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Pronoun Agreement

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Modifier Placement

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Parallel Structure

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Punctuation Quick Rules

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Transition Words by Category

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RuleExample
Singular subject → singular verb"The list IS long" (not "are")
Plural subject → plural verb"The students WERE quiet"
Intervening phrase: cross it out"The team [of players] IS ready" — ignore "of players"
Collective nouns (team, committee, jury)Singular in American English: "The committee HAS decided"
Neither...nor / Either...orVerb agrees with the closer subject: "Neither the teachers nor the principal WAS..."
RuleExample
"Each," "every," "neither," "either"Singular: "Each student brings HIS OR HER notebook"
Collective noun antecedentSingular: "The team achieved ITS goal"
its vs. it's"its" = possessive (no apostrophe); "it's" = it is
their vs. they're vs. theretheir (possessive) / they're (they are) / there (location)
your vs. you'reyour (possessive) / you're (you are)
TypeProblemFix
Dangling modifierThe modifying phrase doesn't describe the right nounMove the subject to immediately follow the modifier
Misplaced modifierThe modifier is too far from what it modifiesPlace modifier immediately next to modified word
"Running down the street, the trees..."Trees can't run"Running down the street, I saw the trees..."
RuleExample
Items in a list must match"She likes running, swimming, and BIKING" (not "to bike")
Comparisons must match"He prefers hiking to SWIMMING" (not "swim")
Verb forms must match"She studied, slept, and ATE" (not "eating")
RuleCorrect Use
SemicolonJoins two INDEPENDENT CLAUSES; both sides must stand alone
ColonIntroduces list or explanation; must follow INDEPENDENT CLAUSE
Comma splice (wrong)Never use only a comma to join two independent clauses
FANBOYSComma + (for/and/nor/but/or/yet/so) joins two independent clauses
Em dashCreates a side comment; sentence must work if content between dashes is removed
ApostrophePossession OR contraction; NEVER for simple plurals
CategoryWords
AdditionFurthermore, Moreover, Additionally, Also, Similarly
ContrastHowever, Nevertheless, Yet, In contrast, On the other hand, Although
Cause-EffectTherefore, Thus, As a result, Consequently, Hence
ExampleFor example, For instance, Specifically, To illustrate
ConcessionAdmittedly, Of course, It is true that, Granted

Common Exam Traps

  • Subject-verb: Don't match the verb to the noun closest to it if that noun is part of an intervening phrase
  • its vs. it's: "It's" always means "it is" — never use for possession
  • Comma splice: A comma alone CANNOT join two complete sentences; need semicolon, period, or comma + FANBOYS
  • Colon rule: Material BEFORE colon must be an independent clause ("I need: flour, eggs" is wrong)
  • Parallel structure: Check the list — all items in same grammatical form
  • Transitions: Read BOTH sentences before choosing — the relationship (same direction / opposite direction) determines the category
  • Neither/nor subject-verb: Verb agrees with the CLOSER subject (proximity rule)

Aligned to the College Board Digital SAT specifications.

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