Building Skills for Proficiency is a specially designed workbook containing a wide variety of exercises and tests that aim to help learners to master the English language in order to ensure their success in English proficiency examinations, LYS, IELTS, TOEFL and YDS. The book gives extensive coverage to the complexities of English, providing brief but relevant explanations and carefully selected examples to clarify problems about the structure of the language. In addition, it provides tests to determine how well the learner has mastered a given structure. The book contains about 1500 test items which cover all major grammatical patterns is English. Features include: -Determiners and Nouns, Pronouns and Possessive Adjectives, Tenses, Modal Auxiliaries and Related -Words, The Passive Voice and the Causative Form, Gerunds and Infinitives, Adjectives and Adverbs, Adjectival Clauses, Noun Clauses, Adverbial Clauses, Participles, Reduction of Clauses, Prepositions, -Sentence Connectors, Special Difficulties (Inversion, Parallelism and the Subjunctive), Sentence Variety General Grammar Tests Vocabulary skills are dealt with in detail with special emphasis on synonyms and correct usage. The vocabulary items are designed in such a way that the learner moves form the simple to the complex. Vocabulary exercises and vocabulary tests cover a wide range of academic words that are frequently encountered in academic texts. Features include: -Synonyms, Correct Usage, Phrasal Verbs, Words Which are Often Confused, Guessing the Meaning of Unfamiliar Words, Idioms and Idiomatic Expressions, Stems, Prefixes and Suffixes -Vocabulary Tests Reading comprehension, which plays a crucial role in English proficiency examinations, is improved systematically with special emphasis on basic reading skills. Features include: -Skimming, Scanning, Recognizing Restatements, Identifying the Main Idea, Identifying Reference Signals, Making Inferences, Choosing the best Title, Predicting, UTanıtım Metninity, Coherence (Arrangement and Connection of Sentences) -Tests for Reading Comprehension