English Grammar Master is completely offline english grammar reference book to learn and master english Grammar, covering a wide range of grammar topics. Topics Included. 1. Adjectives. 2. Adverbs. 3. Articles. 4. Capitalisation. 5. Conditionals. 6. Conjunctions. 7. Degree of Comparison. 8. Determiners. 9. Direct & Indirect Speech. 10. Distributives.