{ CHAPTER 1 CONJUNCTIONS }

LESSON 1_ A quick overview of the types of conjunctions that change the part of speech in a sentence.
Point 1 | The Role and Types of Conjunctions
Point 2 | Core Concepts and Characteristics of Coordinating Conjunctions
〈Tip〉When conjunctions are used with and without commas (,)
Point 3 | Core Concepts and Characteristics of Correlative Conjunctions
〈Tip〉Why correlative conjunctions are absolutely necessary
Review I English practice using the grammar you learned

LESSON 2_ Noun clause conjunctions that change the part of speech of a sentence into a noun
Point 1 | Core Concepts of Noun Clause Conjunctions
Point 2 | Noun clause conjunctions interpreted as '~thing': that/what
Point 3 | Noun clause conjunctions interpreted as 'who': who
Point 4 | Noun clause conjunctions that modify nouns: what/which/whose
〈Tip〉Why is 'what car' an incorrect expression?
Point 5 | Noun clause conjunctions interpreted as 'whether (or not)': whether/if
Point 6 | Noun clause conjunctions that translate to "when, where, how, and why": when/where/how/why
Review I English practice using the grammar you learned

LESSON 3_ Adjective clause conjunctions that change the part of speech of a sentence into an adjective
Point 1 | Core Concepts and Formative Principles of Adjective Clause Conjunctions
Point 2 | Types of Relative Pronouns
〈Tip〉Continuous usage of relative pronouns as actually used by native speakers
Point 3 | Subject relative pronouns that are eating the subject: that/which/who
Point 4 | Objective relative pronouns that are eating the object: that/which/whom
Point 5 | Possessive relative pronoun that is possessive: whose
〈Tip〉Possessive relative pronouns actually used by native speakers
Point 6 | What is not an adjectival conjunction.
Point 7 | Adjective clauses ending in a preposition
〈FAQ〉Relative pronouns vs.
Is there a difference in meaning depending on what the present participle is decorated with?
Point 8 | Core Concepts and Formative Principles of Relative Clause Conjunctions
Point 9 | Various Variations of Relative Adverbial Conjunctions
Point 10 I -ever-containing conjunctions: whatever, whoever, whichever, however, whenever,
wherever
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LESSON 4_ Adverbial conjunctions that change the part of speech of a sentence into an adverb
Point 1 | Core Concepts of Adverbial Conjunctions
Point 2 | Adverbial Conjunctions of Time
Point 3 | Adverbial Conjunctions of Concession and Condition
Point 4 | Adverbial conjunction of reason
Point 5 | Various Uses of That Clauses
〈Tip〉so ~ that clause / such ~ that clause / too ~ to V
Review I English practice using the grammar you learned

{ CHAPTER 2 Articles and Nouns }

LESSON 1_ Understanding the Inseparable Relationship Between Nouns and Nouns
Point 1 | Understanding the Term "Article"
〈Tip〉The seemingly trivial but absolutely not trivial difference in meaning between a and the
Point 2 | Understanding the Concept of Number in Nouns
Point 3 | The Relationship Between Articles and Nouns
〈Tip〉The concept of number of nouns that changes depending on the situation and meaning
Point 4 | Clearing Up the Confusing Concept of Number in Nouns
〈FAQ〉I heard that collective nouns can be treated as both singular and plural, but I'm confused.
〈Tip〉The possessive form is a bit confusing.
Review I English practice using the grammar you learned

LESSON 2_ Understanding Indefinite Articles Attached to Indefinite Singular Nouns
Point 1 | Core Concepts and Characteristics of Indefinite Articles (a/an)
Point 2 | Various Uses of Indefinite Articles (a/an)
〈FAQ〉When do you change a to an?
〈Tip〉The real meaning of There is/There are ~
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LESSON 3_ Understanding the definite article attached to a fixed noun
Point 1 | Core Concepts and Characteristics of Articles
Point 2 | Various Uses of the Article "the"
〈FAQ〉I'm so confused about whether to use plural or singular when referring to a general object or person.
〈Tip〉We've compiled a list of nouns that don't use articles.
〈FAQ〉What is the difference between the number one and the pronoun one?
Review I English practice using the grammar you learned

{ CHAPTER 3 ADJECTIVES }

LESSON 1_ Understanding Adjectives That Explain Nouns in More Detail
Point 1 | Various forms of adjectives
Point 2 | Adjectives that modify nouns by attaching to them (limiting usage)
〈FAQ〉Why do we put commas between adjectives?
Point 3 | Adjectives used as complements (descriptive use)
Point 4 | Restrictive vs.
Descriptive usage
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LESSON 2_ Adjectives that express the concepts of quantity and number in various usages
Point 1 | Many
Point 2 | Several, quite a lot, considerable
Point 3 | A little, a few
〈FAQ〉I'm curious about the exact meaning of a couple of / a few / some / several
Point 4 | some vs.
any
〈Tip〉Common mistakes Koreans make in conversation related to any
Point 5 | all
Point 6 | Negative sentence of all
〈FAQ〉all people vs.
all the people vs.
What on earth is the difference between all of the people?
Point 7 | All vs. All
whole vs.
entire
Point 8 | most vs.
almost
Point 9 | each vs.
every
Point 10 I another vs.
other vs.
the other
Point 11 I Adjectives made by adding -ly to nouns
Review | English Practice: Putting Learned Grammar to Use
Point 12 I Other adjective forms worth knowing

{ CHAPTER 4.
adverb }

LESSON 1_ Understanding Adverbs That Modify Everything But Nouns
Point 1 | Various forms of adverbs
Point 2 | Adverbs at the beginning of a sentence
Point 3 | Adverbs attached to verbs
〈Tip〉Understanding the Feeling of Adverbs of Frequency
Point 4 | Adverbs at the end of sentences
Point 5 | Order of Adverbs
〈Tip〉Emphasis expressions that seem easy but are confusing: too, very, really, so
Point 6 | Adverbs that look exactly like adjectives
Point 7 | Adverbs that change meaning when you add -ly to adverbs that have the same form as an adjective.
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LESSON 2_ Distinguishing between adverbs and prepositions in phrasal verbs
Point 1 | What is a verb?
Point 2 | Why We Need to Distinguish Between Adverbs and Prepositions in Phrasal Verbs
Point 3 | Distinguishing Prepositions and Adverbs and the Principle of Positional Change
Review I English practice using the grammar you learned

{ CHAPTER 5.
comparative }

LESSON 1_ Understanding the Equivalent Comparison to Express Inequality of State or Degree
Point 1 | Core Concepts and Types of Comparatives
Point 2 | The Principles and Characteristics of Comparative Sentences
〈Tip〉Omit redundant or obvious content in comparison sentences.
〈FAQ〉What exactly are the nuanced differences?
He respects her as much as I do.
He respects her as much as me.
Point 3 | Things to be aware of when using equivalent comparatives
Point 4 | Useful Expressions for Comparative Equivalence
〈Tip〉The nuance difference between like and as when comparing two objects
Review I English practice using the grammar you learned

LESSON 2_ Understanding inferiority/superiority comparisons that show whether a state or degree is 'more' or 'less'
Point 1 | The Principle and Characteristics of Inferiority/Superiority Comparison Creation
Point 2 | Changes in the Form of Comparative and Superlative Adjectives and Adverbs
Point 3 | Things to be careful of when using inferior/superior comparative sentences
Point 4 | Commonly Used Comparative Phrases
〈Tip〉“You look old.” is not “You look old.”?!
Review I English practice using the grammar you learned

LESSON 3_ Understanding the superlatives and multiple comparisons that show how many times more or less something is the highest/lowest.
Point 1 | Top-Level Core Concepts and Features
Point 2 | Various expressions indicating the best
Point 3 | Superlative Expressions You Should Know
〈FAQ〉What is the English word for 'second largest'?
Point 4 | Types and Characteristics of Multiple Comparisons
Review I English practice using the grammar you learned

{ CHAPTER 6.
preposition }

LESSON 1_ Understanding Prepositions to Enrich Information
Point 1 | The Concept and Role of Prepositions
Point 2 | Learn about representative prepositions with illustrations
〈Tip〉How to distinguish between place prepositions at/on/in, which are all interpreted as '~에' in Korean
Review I English practice using the grammar you learned

LESSON 2_ You can use prepositions of time well only if you know the concept and usage accurately.
Point 1 | Prepositions of Time: at/on/in
Point 2 | English Time Notation
〈Tip〉Various uses of expressions indicating time zones
[Changes that occur when the is replaced with a in in the morning]
Point 3 | Prepositions of time interpreted as '~while': for/during/in/over
〈Tip〉The difference between the prepositions for and in, which indicate the length of time
Point 4 | Prepositions of time interpreted as '~에': at/for
Point 5 | Prepositions of time interpreted as 'after': in/since/after
〈Tip〉~ Before: ago vs.
before
Point 6 | Prepositions of time interpreted as 'until': until/by
Point 7 | Prepositions of Time Interpreted as "From ~"
〈FAQ〉I'm confused about prepositions when asking about store hours.
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LESSON 3_ Various uses of prepositions of hard work
Point 1 | Preposition with
Point 2 | Prepositions indicating 'reason': because of/due to/for
Point 3 | Prepositions indicating materials
Point 4 | Prepositions used with agree: with/on/to
Point 5 | Examples of how the picture changes depending on which preposition is used.
〈FAQ〉I'm confused about whether to get in/out (of) or get on/off when saying 'get on/off'.
〈Tip〉How to indicate a means of transportation (by is not always used)
Point 6 | Prepositions Used with Adjectives
Point 7 | Prepositions Used with Verbs
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ANSWER Model Answer

Composition and Usage

{Listen to the MP3 file: English Grammar for Listening and Speaking in English}

Grammar is not something you memorize; you have to be able to actually use it when speaking and writing English.
So, all the examples in this book were recorded by native English speakers.
Don't just look at it; study English grammar by listening to it with your ears and repeating it with your mouth.

{Challenge: Knowing yourself is the beginning of learning English!}

Before starting the lesson, we'll have a simple quiz to keep you focused and interested, and to check how well you understand the English grammar you'll be learning.
When a problem is difficult, it is a good idea to try it again after finishing the lesson.

{Why: Why should I learn this grammar rule?}

Adult English must satisfy Why.
Knowing why this grammar is necessary when writing English will definitely help you understand the concepts better than just memorizing the formulas.
Of course, learning efficiency improves because the purpose of learning becomes clear!

{Point: Understand the principles and use English grammar correctly}

A revolutionary English grammar that transforms your wardrobe English into practical English! Rather than listing obvious formulas, it logically and step-by-step explains the differences between Korean and English, starting with why native speakers use and utilize this grammar.
All examples are made up of sentences that native speakers frequently use in real life, so that you can immediately apply the grammar you've learned in real life.

{Tip&FAQ: English Grammar Tips to Avoid Mistakes and Solve Problems}

We've compiled the most confusing and frequently mistaken grammar mistakes Koreans make from a big data set of 200,000 English mistakes into tips with clear explanations.
We've compiled answers to the most common grammar-related questions English learners have in our FAQ.

{Review: Practice using the grammar you've learned in real-life English}

Even if you think you know everything when you read grammar explanations, when you try to apply them in real-life situations, it's not as easy as you'd like. Practice Makes Perfect! Through speaking and writing practice, you can turn your previously half-understood grammar into a fully functional and fluent part of your own!

* Study with the author's YouTube channel, "Writing English"!

With 240,000 subscribers and 15 million views, the popular English grammar YouTube channel "Writing English" offers a variety of grammar videos and additional learning content.

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* The following recommendations are excerpted and edited from the comments on the YouTube video “Writing English.”
* Understanding English sentences and verbs, English tenses, moods, voices, verb changes, and auxiliary verbs can be found in “English Grammar in Use 1.”