前言
Pretest One
Pretest Two
Unit 1 Present Simple/Present Progressive
Unit 2 Present Perfect/Present Perfect Progressive
Unit 3 Past Simple/Past Progressive and Past Perfect
Unit 4 Past Perfect Continuous and "Would/Used to"
Unit 5 Future Time (1): Future Simple and Its Forms
Unit 6 Future Time (2): Future Continuous and Future Perfect
Unit 7 Nouns and Articles (1): Countable and Uncountable
Unit 8 Nouns and Articles (2): Definite and Indefinite
Unit 9 Conjunctives
Unit 10 Gerund and Infinitives
Supplementary Unit A Tenses and Text Types
Unit 11 Modal Verbs (1): Ability
Unit 12 Modal Verbs (2): Obligation/Necessity, Prohibition, etc
Unit 13 Modal Verbs (3): Making Deductions
Unit 14 Sentence Structure (1): Types of Sentence and Dependent Clauses
Unit 15 Sentence Structure (2): Nominal, Relative and Adverbial Clauses
Unit 16 Passive Sentences
Unit 17 Conditionals for the Present and for the Future
Unit 18 Conditionals for the Past
Unit 19 Inversion and Absolute Construction
Unit 20 Subjunctive Mood
Supplementary Unit B Information Ordering and Sentence Construction
Posttest One
Posttest Two
Keys
References
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