Prepositions of Time

[Prepositions of Time


English Usage Example
• on • days of the week • on Monday
in • months / seasons
• time of day
• year
• after a certain period of time (when?) • in August / in winter
• in the morning
• in 2006
• in an hour
• at • for night
• for weekend
• a certain point of time (when?) • at night
• at the weekend
• at half past nine
• since • from a certain point of time (past till now) • since 1980
• for • over a certain period of time (past till now) • for 2 years
• ago • a certain time in the past • 2 years ago
• before • earlier than a certain point of time • before 2004
• to • telling the time • ten to six (5:50)
• past • telling the time • ten past six (6:10)
• to / till / until • marking the beginning and end of a period of time • from Monday to/till Friday
• till / until • in the sense of how long something is going to last • He is on holiday until Friday.
• by • in the sense of at the latest
• up to a certain time • I will be back by 6 o’clock.
• By 11 o'clock, I had read five pages.