Blog / Grammar
English Grammar guides
4 free articles — parts of speech, sentence structure, punctuation and exam-specific grammar.
Punctuation
A punctuation decision tree for exam sentences
Decide between commas, semicolons, colons and dashes by testing structure first and emphasis second.
2 June 2026 · 8 min read
Exam rules
How grammar is tested on SAT, ACT, IELTS and TOEFL
The same grammar system appears differently across four exams. Learn what transfers and where your practice must become exam-specific.
7 April 2026 · 11 min read
Sentence structure
Sentence structure: fragments, clauses and clean boundaries
A complete method for recognising clauses and fixing fragments, comma splices and run-ons without relying on how a sentence sounds.
24 February 2026 · 10 min read
Parts of speech
Parts of speech that actually control a sentence
Move beyond labels: learn how nouns, verbs, pronouns, modifiers and conjunctions determine the choices exam questions test.
20 January 2026 · 9 min read