Упражнение 2. Look at these time expressions. 2 o'clock, Friday, the morning, last Friday, night, Tuesday, March, 1st March, the afternoon, next Tuesday, 1980, Monday morning, this morning, the summer, every summer, my birthday, the weekend, 8.15, tomorrow evening, July, Friday night, 1804, 4th July, the spring, weekends, Christmas, New Year's Day, yesterday afternoon Do we use these time expressions with in, on, at or without a preposition? Make four lists: At: at 2 oclock, ... On: on Friday, ... In: in the morning, ... Without a preposition: last Friday