http://www.englishexercises.org/makeagame/viewgame.asp?id=2573
Prepositions of Time: at, in, on
We use:
- at for HOURS, some PARTS OF THE DAY and
standard expressions.
- in for MONTHS, YEARS, CENTURIES and LONG
PERIODS
- on for DAYS and DATES
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at
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in
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on
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at 3 o'clock
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in May
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on Sunday
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at
10.30am
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in
summer
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on
Tuesdays
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at noon
(12:00)
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in 1990
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on 6th
March
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at
dinnertime
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in the
1990s
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on
Christmas Day
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at
bedtime
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in the
xv century
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on my
birthday
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at
sunrise*
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in the past /future
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on the weekend (Am. E)
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at sunset*
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in the morning(s)
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on Monday morning
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at the moment
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in the afternoon(s)
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at night
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in the evening(s)
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at the weekend (B.E)
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at Christmas/Easter
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at the same time
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at present
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*sunrise: the time when the sun
appears above the horizon in the morning
*sunset: the time when the sun goes below the horizon in the evening.
