1. Sistem and structure of language
2. DESCRIPTIVE GRAMMAR
2.1. Linguists
2.1.1. Language description
2.1.1.1. Unconscious mental grammar
2.1.1.1.1. Why
2.1.1.1.2. How
2.1.1.2. speakers
2.1.1.2.1. Basic linguistic knowledge
2.1.2. categorize- show
2.1.2.1. Features
2.1.2.1.1. linguistic system
2.2. Describing
2.2.1. use of language
2.2.1.1. by
2.2.1.1.1. native
2.2.1.1.2. or non-native speakers
2.3. Identifies - explains
2.3.1. Language variations
2.3.1.1. User
3. PRESCRIPTIVE GRAMMAR
3.1. Tell
3.1.1. Rules to follow
3.1.1.1. HOW
3.1.1.1.1. To speak
3.1.1.1.2. To write
3.2. Establish norms
3.2.1. Correct
3.2.1.1. usage
3.2.1.1.1. Followed
3.2.2. Incorrect
3.3. Takes
3.3.1. Principle
3.3.1.1. Grammar rules
3.3.1.1.1. Created
3.3.1.2. Variations
3.3.1.2.1. "Incorrect"
3.4. Standard language
4. UNIVERSAL GRAMMAR
4.1. All language
4.1.1. Sounds
4.1.2. Alphabet
4.1.3. Form word
4.1.4. Common characteristic
4.2. Rules
4.2.1. Ask questions
4.2.2. Negating
4.2.3. Issuing commands
4.3. Noam Chomsky
4.3.1. Theory UG
4.3.1.1. Language learning
4.3.1.1.1. All Human to understand
4.3.1.2. Structure basic
4.3.1.2.1. Invariant structural principles
4.3.1.3. Diferences
5. Can understand grammar laws
6. TEACHING GRAMMAR
6.1. Taught
6.1.1. Foreign language
6.1.2. Formal instruction
6.2. Students
6.2.1. Explicit rules of language
6.2.2. Emphasis
6.2.2.1. Pronunciations
6.2.2.2. Grammar words
6.3. Meanings of words
6.3.1. Learner's native language