B2 level, mastery of countable and uncountable nouns focuses on nuance, using specific quantifiers (many/much/a few/a little), and handling nouns that change meaning based on countability(e.g., paper vs. a paper). Key, often abstract, nouns like advice, information, equipment, and furniture are exclusively uncountable, requiring singular verbs. Key B2 Countable/Uncountable Nouns Concepts: * Uncountable Nouns: Cannot be pluralized or used with 'a/an'. They always use singular verbs. * Examples: Accommodation, Advice, Behaviour, Damage, Equipment, Furniture, Information, Knowledge, Luggage, Money, News, Progress, Research, Rubbish, Traffic, Travel . * Countable Nouns: Have singular/plural forms and use 'a/an' in singular . * Hybrid Nouns: Contextual: * Some nouns shift meaning: * Experience: (Uncountable = knowledge/skill, Countable = an event) . * Room: (Uncountable = space, Countable = a specific room) * Paper: (Uncountable = material, Countable = a newspaper or ...