1. 'Will' = Voorspellingen, snelle beslissingen, beloftes'It will rain this afternoon'. 'I will help you carry that bag'
2. 'To be + going to + Verb' = Plannen, intenties (niet vast)
'I'm going to watch a movie tonight.' 'I'm going to go iceskating.'
3. Present simple = Schema's, dingen die vaststaan
'The train leaves at 6pm.' 'Summer holiday starts on July 20th.'