Chapter 01 Tense
Unit 01 · Present, Past, and Progressive Tense
Unit 02 · Future Tense and Progressive Tense
Unit 03 · Present Perfect Tense
Unit 04 · Past Perfect, Future Perfect, and Perfect Progressive

Chapter 02 Auxiliary Verbs
Unit 01 · can / could, may / might
Unit 02 · will, would, shall
Unit 03 · must / have to, need
Unit 04 · should / ought to
Unit 05 · had better, would rather, used to

Chapter 03 Passive Voice
Unit 01 · Basic Concepts of Passive Voice
Unit 02 · Various forms of passive voice
Unit 03 · Passive voice to watch out for
Unit 04 · Other passive expressions

Chapter 04 Infinitive
Unit 01 · Nominal use of to-infinitive
Unit 02 · Adjectival and Adverbial Uses of the Infinitive
Unit 03 · Subject, tense, and voice in terms of the meaning of the to-infinitive
Unit 04 · Other uses of the infinitive and to-infinitive

Chapter 05 Gerunds
Unit 01 · Basic usage of gerunds
Unit 02 · Tense, voice, and idiomatic expressions of gerunds
Unit 03 · Gerund vs.
to-infinitive

Chapter 06 Participle
Unit 01 · Present Participles and Past Participles
Unit 02 · Use of participles
Unit 03 · Participle Phrases
Unit 04 · Tense and voice of participle phrases, other participle phrases

Chapter 07 Adjectives and Adverbs
Unit 01 · Role and Use of Adjectives
Unit 02 · Quantifiers, the+adjective
Unit 03 · The role and position of adverbs
Unit 04 · Adverbs to watch out for

Chapter 08 Comparison
Unit 01 · Comparative and superlative forms, comparative constructions
Unit 02 · Various expressions for the primary and comparative degrees
Unit 03 · Various superlative expressions

Chapter 09 Conjunctions and Clauses
Unit 01 · Types of Conjunctions
Unit 02 · Subordinating conjunctions that lead noun clauses
Unit 03 · Subordinating Conjunctions Leading Adverbial Clauses I
Unit 04 · Subordinating Conjunctions Leading Adverbial Clauses II

Chapter 10 Relatives
Unit 01 · Relative Pronouns
Unit 02 · Relative pronoun what and other usages
Unit 03 · Relative Adverbs
Unit 04 · Continuous usage, complex relative clauses

Chapter 11 Family Law
Unit 01 · Past and Past Perfect Conditional, Mixed Conditional
Unit 02 · I wish, as if[though], It's time+subjunctive mood
Unit 03 · Other Conditional Moods

Chapter 12 Nouns and Articles
Unit 01 · Countable and Uncountable Nouns
Unit 02 · Number of nouns, conversion to countable nouns
Unit 03 · Articles

Chapter 13 Pronouns
Unit 01 · Pronoun it and demonstrative pronouns
Unit 02 · Reflexive Pronouns, Indefinite Pronouns Ⅰ
Unit 03 · Indefinite Pronouns II

Chapter 14 Prepositions
Unit 01 · Prepositions of Time
Unit 02 · Prepositions of Place and Location
Unit 03 · Prepositions of movement, direction, tools, and means
Unit 04 · Other Prepositions

Chapter 15 Agreement, Speech
Unit 01 · Number Matching
Unit 02 · Tense Agreement
Unit 03 · Speaking

Chapter 16 Special Syntax
Unit 01 · Inversion
Unit 02 · Emphasis, Parallelism, Apposition
Unit 03 · Negative expressions, omission

▷ You can solidify your foundation in advanced grammar by providing concise explanations of the grammar essential for high school grades and the college entrance exam.
▷ We have provided high-quality problems that allow you to properly digest the grammar knowledge you have learned.
▷ In the Review Test, you can develop problem-solving skills by checking what you have learned with questions of the type that are similar to those in the school exam and college entrance exam.
- Includes writing questions to help you prepare for the descriptive questions in your final exam.
- Includes problems that comprehensively apply learned grammar knowledge to determine grammaticality in sentences and paragraphs.
- Includes grammar judgment questions of the internal exam type solved through reading comprehension passages