Prepositions of Time

In, at, on and no preposition with time words:

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Prepositions of time - here's a list of the time words that need 'on', 'in', 'at' and some that don't need any preposition. Be careful - many students of English use 'on' with months (it should be 'in'), or put a preposition before 'next' when we don't need one.

at	times: at 8pm, at midnight, at 6:30 holiday periods: at Christmas, at Easter at night at the weekend at lunchtime, at dinnertime, at breakfast time
on	days: on Monday, on my birthday, on Christmas Day days + morning / afternoon / evening / night: on Tuesday morning dates: on the 20th of June
in	years: in 1992, in 2006 months: in December, in June decades: in the sixties, in the 1790s centuries: in the 19th century seasons: in winter, in summer in the morning, in the afternoon, in the evening
no preposition	next week, year, month etc last night, year etc this morning, month etc every day, night, year etc today, tomorrow, yesterday

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PREPOSITIONS OF TIME

In, at, on and no preposition with time words:

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