Chapter 1 Nouns and Articles

UNIT 1 Countable Nouns 10
UNIT 2 Uncountable Nouns 14
UNIT 3 Articles 18
GRAMMAR & WRITING, REVIEW TEST

Chapter 2 Pronouns

UNIT 1 Personal Pronouns 28
UNIT 2 Demonstrative Pronouns/Immortal Subjects it 32
UNIT 3 Indefinite Pronouns one, some, any 36
UNIT 4 Reflexive Pronouns 40
GRAMMAR & WRITING, REVIEW TEST

Chapter 3: Be Verbs

UNIT 1 50 Verbs of Be
UNIT 2 Negative and Interrogative Sentences with the Verb "Be" 54
UNIT 3 Past Tense of the Verb "Be"/There is [are] 58
GRAMMAR & WRITING, REVIEW TEST

Chapter 4 Regular Verbs

UNIT 1 Present Tense of Regular Verbs 68
UNIT 2 Past Tense of Regular Verbs 72
UNIT 3 Negative Sentences with Regular Verbs 76
UNIT 4 Interrogative Forms of Regular Verbs 80
GRAMMAR & WRITING, REVIEW TEST

Chapter 5 Auxiliary Verbs

UNIT 1 can, may 90
UNIT 2 must, have to, had better 94
GRAMMAR & WRITING, REVIEW TEST

Chapter 6 Progressive and Future Tense

UNIT 1 Present Progressive and Past Progressive 104
UNIT 2 Future Tense: Will and Be Going to 108
GRAMMAR & WRITING, REVIEW TEST

Chapter 7 Adjectives and Adverbs

UNIT 1 ADJECTIVES 118
UNIT 2 Indefinite Quantifiers 122
UNIT 3 ADVERBS 126
GRAMMAR & WRITING, REVIEW TEST

Chapter 8 Comparison

UNIT 1 Comparatives 136
UNIT 2 Top 140
GRAMMAR & WRITING, REVIEW TEST

Chapter 9 Interrogative Sentences with Interrogative Words

UNIT 1 Interrogative words who, what, whose, which 150
UNIT 2 Interrogative words when, where, why, how 154
UNIT 3 Interrogative Words How + Adjectives/Adverbs 158
GRAMMAR & WRITING, REVIEW TEST

Chapter 10 Infinitives and Gerunds

UNIT 1 TO-INFINITIVE - NOUN FUNCTION 168
UNIT 2 TO-INFINITIVE - ADJECTIVE/ADVERBAL FUNCTIONS 172
UNIT 3 Gerunds 176
GRAMMAR & WRITING, REVIEW TEST

Chapter 11 Prepositions

UNIT 1 Prepositions of Time 186
UNIT 2 PREPOSITIONS OF PLACE 190
UNIT 3 Other Prepositions 194
GRAMMAR & WRITING, REVIEW TEST

Chapter 12 Conjunctions

UNIT 1 CONJUNCTIONS I 204
UNIT 2 CONJUNCTIONS II 208
GRAMMAR & WRITING, REVIEW TEST

Chapter 13 Various Sentences

UNIT 1: Additive/Negative Questions 218
UNIT 2 Exclamations/Imperatives/Suggestions 222
GRAMMAR & WRITING, REVIEW TEST

Chapter 14 Sentence Structure

UNIT 1 1st/2nd Form Sentence 232
UNIT 2 3-Form/4-Form Sentence 236
UNIT 3 5-Format Sentence 240
GRAMMAR & WRITING, REVIEW TEST

* Learn the principles and usage of core grammar!

The principles and usage of essential grammar to be learned in each unit are presented accurately with examples, so that learners can learn grammar with interest and ease.
Anything that requires further explanation is explained in detail in TIPS.

* Check-up / Step-up / Level-up

It is structured so that you can intensively practice the grammar you have learned through various types of problems in the basic, type, and advanced stages.


* Grammar & Writing

It is designed to help you learn and repeatedly practice the actual use of grammar through practical and diverse types of sentence writing problems.

* Review Test

We've made it possible to review and apply key concepts through question types that frequently appear on school exams.
We have arranged multiple-choice and subjective questions appropriately by level to help you check your grammar skills.


* Workbook

You can repeatedly practice the grammar you learned in this book through a variety of problems.
It is structured to ensure efficient learning, from concept confirmation to level-based sentence writing, and includes a comprehensive evaluation so you can check your grammar skills.