成人英語難度雖然不大，但是對於英語基礎不好的同學來說還是要認真複習的，尤其是一些常用的短語。下面為大家送上一些成人英語的`時間介詞短語。
time in 1999, in 20 century, in a flash(瞬時),
in a lucky hour(在幸運時刻), in a minute, in a second,
in a short time, in a while, in a wink(一瞬間)
in advance(預先), in an emergency(在緊急地時候),
in an evil hour(在不幸地時刻), in an instant, in ancient times,
in broad day(在大白天), in course of, (在…期間),
in december, in due course(及時地), in future,
in good season(及時地), in no time(馬上),
in one's childhood, in one's spare time,
in one's teens, in one's youth,
in recent years, in season(適時), in seconds(在很短的時間),
in some cases(有時候), in spring, in the afternoon,
in the beginning, in the daytime, in the end,
in the evening, in the future, in the long run(最後),
in the meantime, in the morning, in the nick of time(在緊急關頭),
in the night, in the past, in the thick of (在最激烈的時刻),
in the thick of(在最激烈的時刻), in this period, in those days, in time of war, in time，
on on a certain day, on a sudden(突然),
on a winter morning, on christmas day, on night shift, on one's birthday, on schedule(按時),
on sunday, on that date, on the eve of, on the following day, on the instant(馬上),
on the moment(立刻),
on the monday morning, on the new year's eve, on the next morning, on the point of(正在…時候),
on the spur of the moment(立刻) on this day, on this occasion, on time,
at at a time(在某時),
at a wedding(婚禮),
at all times(一直), at any moment, at any time, at christmas,
at dark (天黑時), at dawn(在黎明), at daybreak, at dinner-time,
at dusk(在黃昏), at easter, at first sight,(一見到),
at first, at last, at midnight, at night, at nightfall, at noon, at present, at six clock, at sunrise, at sunset,
at that moment, at that time, at the age of, at the beginning of , at the correct time,
at the end of, at the last minute, at the moment,
at the present stage at the same time, at the stage(眼下) at the start, at the time being,
at the time of, at the very start, at this point(此時), at this season,
at this time of day, at times(有時)
