Its a way of saying the bus comes at twenty minutes to the next hour. The next bus leaves at 2:10PM. The first two phrases are using twenty to- instead of 40 minutes. This means that the person can work out that the next bus will be at 40 minutes past and the fallowing one at 10 past. It is 40 minutes past the hour, But in English once you have got to 30 minutes past the hour you are then closer to the next hour so you say to. Its a way of saying the bus comes at twenty minutes to the next hour. The first two phrases are using twenty to- instead of 40 minutes. You can say there's a bus at 40 minutes past but you can't say 'there's a bus at 40 past the hour'. This means that the person can work out that the next bus will be at 40 minutes past and the fallowing one at 10 past. The last phrase is using a more digital phrase. The bus leaves at 10 past and 40 minutes past every hour. The next bus leaves at 2:10PM. There's a bus leaving at 10 past the hour and twenty to. They arrive every 30 minutes starting at 10 past. The bus leaves at 10 past and 40 minutes past every hour. Its is 10 minutes past the hour. There's a bus leaving at 10 past the hour and twenty to. It is 40 minutes past the hour, But in English once you have got to 30 minutes past the hour you are then closer to the next hour so you say to. Its is 10 minutes past the hour. They arrive every 30 minutes starting at 10 past. You can say there's a bus at 40 minutes past but you can't say 'there's a bus at 40 past the hour'. The last phrase is using a more digital phrase.。
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