ways of saying what time it is► o'clock use this when the time is exactly a particular hour: · It's 5 o'clock.· It's exactly 10 o'clock.
► just before/after also just gone British use this when the time is a little before or after a particular hour: · It's just before 6.· It's just after 10 o'clock.· It's just gone midnight. (=just after)
► to also of American use this to say that the time is a particular number of minutes before a particular hour: · It's ten to six.· It doesn't get dark until about twenty to ten.· It's a quarter of eleven.· Joe, by the ten of eight you're going upstairs and that's only about a half hour from now.
► past also after American use this to say that the time is a particular number of minutes after a particular hour: · It's quarter past four.· It's ten after five.· It's quarter after eight, and Laurie's showing up at nine.· It's half past two.
► it's getting on for British use this to say that it is almost a particular time, especially when you are guessing what time it might be: · It's getting on for five o'clock.· I should think it's getting on for ten by now.
► bang/dead on British informal use this to say that it is exactly a particular time: · "What time is it?" "Bang on midnight."· I make it dead on half past by my watch.· We finished bang on eight, and we were back home by nine.