What it is: High-frequency errors learners make. What it’s for: Fix mistakes early to improve faster. Example: “He go” ❌ → “He goes” ✅

• 3rd person -s: “She work” ❌ → “She works” ✅
• Countable vs uncountable: “many informations” ❌ → “much information” ✅
• Prepositions: “in Monday” ❌ → “on Monday” ✅
• Tense mismatch: “Yesterday I go” ❌ → “Yesterday I went” ✅
• Word order: “I very like it” ❌ → “I like it very much” ✅

• Make a “mistake list” and review weekly.
• For each mistake, store 1 correct example sentence.

• *countable* /ˈkaʊntəbl/: đếm được
• *uncountable* /ʌnˈkaʊntəbl/: không đếm được
• *mismatch* /ˌmɪsˈmætʃ/: không khớp