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Prepositions of Time: at, in, onحروف اضافه زمان

at:براي زمان دقيق

in:براي ماه سال قرن و دوره هاي طولاني

on:براي روزها و تاريخ

به جدول زير دقت كنيد

at in on
زمان دقيق ماه سال قرن و دوره هاي طولاني روزها و تاريخ ها
at 3 o'clock in May on Sunday
at 10.30am in summer on Tuesdays
at noon in the summer on 6 March
at dinnertime in 1990 on 25 Dec. 2010
at bedtime in the 1990s on Christmas Day
at sunrise in the next century on Independence Day
at sunset in the Ice Age on my birthday
at the moment in the past/future on New Year's Eve

به مثالهاي زير دقت كنيد

  • I have a meeting at 9am.
  • The shop closes at midnight.
  • Jane went home at lunchtime.
  • In England, it often snows in December.
  • Do you think we will go to Jupiter in the future?
  • There should be a lot of progress in the next century.
  • Do you work on Mondays?
  • Her birthday is on 20 November.
  • Where will you be on New Year's Day?

نكته:به مواردديگر استفاده از حرف اضافه زمان

 دقت كنيدat           

عبارت مثال
at night The stars shine at night.
at the weekend I don't usually work at the weekend.
at Christmas/Easter I stay with my family at Christmas.
at the same time We finished the test at the same time.
at present He's not home at present. Try later.

نكته:به موارد كاربردي زير هم دقت كنيد

    

in on
in the morning on Tuesday morning
in the mornings on Saturday mornings
in the afternoon(s) on Sunday afternoons
in the evening(s) on Monday evening

وقتي last, next, every, this در جمله مي آوريم ديگر از حرف اضافه زمان استفاده نمي كنيم

  • I went to London last June. (not in last June)
  • He's coming back next Tuesday. (not on next Tuesday)
  • I go home every Easter. (not at every Easter)
  • We'll call you this evening. (not in this evening)

به مثالها و قيود ديگر زمان دقت كنيد:

حرف اضافهكاربردمثال
in months in July; in September
year in 1985; in 1999
seasons in summer; in the summer of 69
part of the day in the morning; in the afternoon; in the evening
duration
in a minute; in two weeks
part of the day at night
time of day at 6 o'clock; at midnight
celebrations at Christmas; at Easter
fixed phrases
at the same time
days of the week on Sunday; on Friday
date on the 25th of December*
special holidays on Good Friday; on Easter Sunday; on my birthday
a special part of a day
on the morning of September the 11th*
later than sth.
after school
how far sth. happened (in the past)
6 years ago
earlier than sth.
before Christmas
time that separates two points
between Monday and Friday
not later than a special time
by Thursday
through the whole of a period of time
during the holidays
period of time
for three weeks
two points form a period
from Monday to Wednesday
from Monday till Wednesday
from Monday until Wednesday

time of the day
23 minutes past 6 (6:23)
point of time
since Monday
no later than a special time
till tomorrow
until tomorrow

time of the day
23 minutes to 6 (5:37)
not more than a special time
up to 6 hours a day
during a period of time
within a day