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ACT English: Grammar & Rhetoric in Passages
The ACT English section — editing passages for grammar and effectiveness — and the rules that repeat most.
The big picture
- ACT English
- Usage & Mechanics — Grammar, punctuation, sentence structure
- Rhetorical Skills — Strategy, organisation, style
- Underlined portions — Fix the underlined part or 'NO CHANGE'
- Shorter is often right — Cut redundancy; be concise
You're an editor
ACT English gives you passages with underlined portions; for each you choose the best replacement or 'NO CHANGE'. It splits into Usage & Mechanics (grammar, punctuation, sentence structure) and Rhetorical Skills (strategy, organisation, style). You're editing writing, not reading for content.
A handful of rules repeat
Most Usage questions test the same rules: comma use, apostrophes (its/it's), subject-verb agreement, verb tense, pronouns, and run-ons vs fragments. Learn these few rules cold and you'll recognise most questions instantly.
Shorter and clearer usually wins
For style questions, the ACT rewards concise, non-redundant writing. When options say the same thing, the shortest correct one is often right. Delete repetition ('the reason is because' → 'because').
Read for the whole sentence
Answer each question by reading the full sentence (and sometimes the sentence before/after) — punctuation and pronoun questions depend on context you'll miss if you look only at the underlined words.
Frequently asked questions
- What do you do in ACT English?
- Edit passages — for each underlined portion, choose the best replacement or 'NO CHANGE'.
- What two broad skill areas does ACT English test?
- Usage & Mechanics (grammar, punctuation, sentence structure) and Rhetorical Skills (strategy, organisation, style).
- Which grammar rules appear most often?
- Commas, apostrophes (its/it's), subject-verb agreement, verb tense, pronouns, and run-ons vs fragments.
- When options mean the same thing, which is usually correct?
- The shortest correct and clear one — the ACT rewards concise, non-redundant writing.
- Why read the whole sentence for each question?
- Punctuation and pronoun answers depend on context (sometimes the neighbouring sentence), which you'd miss looking only at the underlined words.