Гид в QuestEng
1. Что это?
A preposition of time is a preposition that allows you to discuss a specific time such as: a date on the calendar, one of the days of the week, the actual time something takes place.
2. Как использовать?
Prepositions of time are the same words as prepositions of place. However, they are used in a different way. You can easily distinguish these prepositions, as they always discuss times rather than places.