===== English =====
**What it is:** The language learning system for listening, speaking, reading, writing.  
**What it’s for:** Build communication skills and test skills in a structured way.  
**Example:** “I’m learning English step by step.”

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===== 1) Foundations =====
**What it is:** Core basics you must understand early.  
**What it’s for:** Learn faster and avoid confusion later.  
**Example:** Know what a “noun/verb” is before learning tenses.

  * [[english:foundations:start|Foundations]]
    * [[english:foundations:cefr|CEFR Levels (A1–C2)]]
    * [[english:foundations:parts-of-speech|Parts of Speech]]
    * [[english:foundations:sentence|Sentence Basics]]
    * [[english:foundations:common-mistakes|Common Mistakes]]

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===== 2) Grammar =====
**What it is:** Rules to build correct sentences.  
**What it’s for:** Speak/write accurately and understand reading/listening.  
**Example:** “She goes to work every day.” (present simple)

  * [[english:grammar:start|Grammar]]
    * [[english:grammar:tenses:start|Tenses]]
      * [[english:grammar:tenses:present-simple|Present Simple]]
      * [[english:grammar:tenses:present-continuous|Present Continuous]]
      * [[english:grammar:tenses:past-simple|Past Simple]]
      * [[english:grammar:tenses:present-perfect|Present Perfect]]
    * [[english:grammar:articles|Articles (a/an/the)]]
    * [[english:grammar:modals|Modals (can/must/should...)]]
    * [[english:grammar:conditionals|Conditionals (0–3)]]
    * [[english:grammar:passive|Passive Voice]]
    * [[english:grammar:reported-speech|Reported Speech]]
    * [[english:grammar:clauses|Clauses & Relative Clauses]]

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===== 3) Vocabulary =====
**What it is:** Words + how they are used naturally in real life.  
**What it’s for:** Speak/write more naturally; read faster.  
**Example:** “make a decision” (not “do a decision”).

  * [[english:vocabulary:start|Vocabulary]]
    * [[english:vocabulary:word-families|Word Families]]
    * [[english:vocabulary:collocations|Collocations]]
    * [[english:vocabulary:phrasal-verbs|Phrasal Verbs]]
    * [[english:vocabulary:idioms|Idioms]]
    * [[english:vocabulary:prefix-suffix|Prefixes & Suffixes]]
    * [[english:vocabulary:synonyms-antonyms|Synonyms & Antonyms]]
    * [[english:vocabulary:topic-lists|Topic Vocabulary (daily life/work/tech)]]

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===== 4) Pronunciation =====
**What it is:** Sounds + stress + intonation so people can understand you.  
**What it’s for:** Speak clearly and improve listening.  
**Example:** ship /ʃɪp/ vs sheep /ʃiːp/ (minimal pairs)

  * [[english:pronunciation:start|Pronunciation]]
    * [[english:pronunciation:ipa|IPA (Phonetic Alphabet)]]
    * [[english:pronunciation:phonemes|Phonemes & Sounds]]
    * [[english:pronunciation:word-stress|Word Stress]]
    * [[english:pronunciation:sentence-stress|Sentence Stress]]
    * [[english:pronunciation:intonation|Intonation]]
    * [[english:pronunciation:linking|Linking & Connected Speech]]
    * [[english:pronunciation:minimal-pairs|Minimal Pairs]]

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===== 5) Skills =====
**What it is:** Listening, Speaking, Reading, Writing as separate systems.  
**What it’s for:** Improve the exact output you need (communication, exams, work).  
**Example:** Writing needs structure; Listening needs repetition + shadowing.

  * [[english:skills:start|Skills]]
    * [[english:listening:start|Listening]]
      * [[english:listening:active-listening|Active Listening]]
      * [[english:listening:shadowing|Shadowing]]
      * [[english:listening:dictation|Dictation]]
    * [[english:speaking:start|Speaking]]
      * [[english:speaking:fluency|Fluency]]
      * [[english:speaking:accuracy|Accuracy]]
      * [[english:speaking:conversation|Conversation Strategies]]
    * [[english:reading:start|Reading]]
      * [[english:reading:skimming-scanning|Skimming & Scanning]]
      * [[english:reading:inference|Inference]]
      * [[english:reading:intensive|Intensive Reading]]
    * [[english:writing:start|Writing]]
      * [[english:writing:paragraph|Paragraph Structure]]
      * [[english:writing:emails|Email Writing]]
      * [[english:writing:essays|Essay Writing]]
      * [[english:writing:coherence-cohesion|Coherence & Cohesion]]

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===== 6) Practice System =====
**What it is:** Daily practice design so you don’t forget.  
**What it’s for:** Build habit and measure progress.  
**Example:** 20 min/day: SRS vocab + 10 min shadowing.

  * [[english:practice:start|Practice System]]
    * [[english:practice:srs|Spaced Repetition (SRS)]]
    * [[english:practice:anki|Anki Workflow]]
    * [[english:practice:shadowing-plan|Shadowing Plan]]
    * [[english:practice:daily-routine|Daily Routine Templates]]
    * [[english:practice:tracking|Progress Tracking]]

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===== 7) Exams =====
**What it is:** Strategies + formats for popular tests.  
**What it’s for:** Study the right task types and improve score efficiently.  
**Example:** IELTS Writing Task 2 needs clear structure and coherence.

  * [[english:exams:start|Exams]]
    * [[english:exams:ielts|IELTS]]
    * [[english:exams:toeic|TOEIC]]
    * [[english:exams:toefl|TOEFL]]
    * [[english:exams:cambridge|Cambridge Exams]]

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* [[english:levels:start|Level Roadmaps]]

===== Hard words (Glossary) =====
  * *communication* /kəˌmjuːnɪˈkeɪʃən/: giao tiếp
  * *structured* /ˈstrʌktʃəd/: có cấu trúc
  * *proficiency* /prəˈfɪʃənsi/: trình độ (ngôn ngữ)
  * *foundation* /faʊnˈdeɪʃən/: nền tảng
  * *avoid* /əˈvɔɪd/: tránh
  * *accurately* /ˈækjərətli/: chính xác
  * *collocation* /ˌkɒləˈkeɪʃən/: cụm từ hay đi cùng nhau
  * *phoneme* /ˈfəʊniːm/: âm vị
  * *intonation* /ˌɪntəˈneɪʃən/: ngữ điệu
  * *fluency* /ˈfluːənsi/: độ trôi chảy
  * *inference* /ˈɪnfərəns/: suy luận
  * *cohesion* /kəʊˈhiːʒən/: tính liên kết/kết dính
  * *routine* /ruːˈtiːn/: thói quen
  * *optimize* /ˈɒptɪmaɪz/: tối ưu