in, on, at 都是我們常用的時間介係詞,in, on, at 用法的差別就在於:
in:月份、季節、年、世紀、一段長而非特定的時間
on:特定日期、星期
at:一個準確、特定的時刻
in指的是較長的時間,像是在一天,一個月,一個季節或一年。
例如:
I always brush my teeth in the morning.
My birthday is in June.
It’s always cold in winter.
My brother was born in 1999.
on指的是特定的日期或某一天。
例如:
He was born on September 24th.
I go to the gym on Mondays and Wednesdays.
at指的是特定較小的時間點,像是幾點幾分。
例如:
I will see you at 8 pm.
My interview is at 3 pm.
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