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At five o'clock, by five o'clock, since five o'clock, at noon, by noon, since noon, since midnight, by midnight, at midnight, since last year, last year, this year, by 2019, by the twentieth of February, on the twentieth of February, since morning, by night, at night, by the first of November, in November, since summer, on Tuesday, by Friday, at half past two, by tomorrow, at sunrise, by spring, in spring, last spring, since last spring, by winter, next year, by next year, since yesterday.