PRESENT SIMPLE GRAMMAR: https://agendaweb.org/verbs/present_simple-exercises.html
READING COMPREHENSION A1-A2: https://agendaweb.org/reading-exercises.html
LISTENING COMPREHENSION: https://agendaweb.org/listening-exercises.html
BRITISH COUNCIL LEARN ENGLISH listening skills: https://learnenglish.britishcouncil.org/skills/listening
Per a les altres habilitats (speaking, reading, writing), anau al menú de SKILLS de l'adreça del British Council.