: Zero, first, second, and third conditionals.
: Often paired with workbooks or "key to exercises" like the New Proficiency in English to reinforce learning. Exam Preparation Constantin-paidos-english-grammar-pdf
How to use the PDF effectively
: This is the most famous part of the series, covering every facet of English tenses (Present, Past, Future), aspects (Simple vs. Continuous), and moods (Indicative, Subjunctive). : Zero, first, second, and third conditionals