Libro del alumno para nivel Intermediate B1 impreso con respuestas de los ejercicio para el nivel que incluye ejercicios para los exámenes de PET y un CD - ROM interactivo y acceso a plataforma online con ejercicios de apoyo para estudiantesGrammar starter testGrammar 1 IntroductionGrammar 2 Present time 1Grammar 3 Present time 2Grammar 4 Past time 1Grammar 5 Past time 2Grammar 6 Present perfect 1Grammar 7 Present perfect 2Grammar 8 Future 1Grammar 9 Future 2Checkpoint 1Grammar 10 Reported speech 1Grammar 11 Reported speech 2Grammar 12 Conditionals 1Grammar 13 Conditionals 2Grammar 14 WishesGrammar 15 Passive 1Grammar 16 Passive 2Grammar 17 Modals 1: present and futureGrammar 18 Modals 2: pastCheckpoint 2Grammar 19 PurposeGrammar 20 Reason and resultGrammar 21 ContrastGrammar 22 FunctionsGrammar 23 Relative clauses 1Grammar 24 Relative clauses 2Grammar 25 Questions 1Grammar 26 Questions 2Grammar 27 It and thereGrammar 28 Place and positionCheckpoint 3Grammar 29 Time expressionsGrammar 30 Countable and uncountable nounsGrammar 31 Articles 1Grammar 32 Articles 2Grammar 33 Determiners and pronounsGrammar 34 Adjectives and adverbsGrammar 35 Making comparisonsGrammar 36 Phrasal verbs 1Grammar 37 Phrasal verbs 2Checkpoint 4Grammar 38 Verbs followed by-ing or infinitive 1Grammar 39 Verbs followed by-ing or infinitive 2Grammar 40 Verbs followed by prepositionsGrammar 41 PronounsGrammar 42 PossessionGrammar 43 Linking wordsGrammar 44 Capital letters and punctuationGrammar 45 Spelling and pronunciation 1Grammar 46 Spelling and pronunciation 2Checkpoint 5