【at in on后加时间顺口溜】在英语学习中,介词“at”、“in”和“on”后面接时间的用法常常让初学者感到困惑。为了帮助大家更好地记忆和运用这些介词,下面整理了一个简单易记的顺口溜,并结合表格进行总结,便于理解和复习。
顺口溜记忆法:
> At 点,In 期,On 日,
> 早中晚,别混淆,
> 具体时刻用 at,
> 月份年份用 in,
> 星期日子用 on,
> 时间表达要分清!
一、基本规则总结
| 介词 | 使用场景 | 举例说明 |
| at | 具体的时间点(如几点钟、某个节日) | at 8 o'clock, at Christmas, at noon |
| in | 较大的时间范围(如年、月、季节、世纪等) | in 2023, in July, in winter, in the 21st century |
| on | 具体的某一天或某一天的上午/下午 | on Monday, on June 5th, on Sunday morning |
二、常见错误对比
| 正确表达 | 错误表达 | 原因分析 |
| I will meet you at 7 p.m. | I will meet you in 7 p.m. | “in”不能用于具体时间点 |
| She was born in 1995. | She was born on 1995. | “on”不能用于年份 |
| We have a meeting on Monday. | We have a meeting in Monday. | “in”不能用于具体的星期 |
| The party is on December 25th. | The party is at December 25th. | “at”不能用于具体日期 |
三、实用小贴士
1. at 通常用于较短的时间段或具体时刻,比如:at 3:00, at lunchtime, at night。
2. in 多用于较长的时间段,如:in the morning, in the summer, in the future。
3. on 适用于具体的某一天或某天的某一时段,如:on Friday, on the 1st of May, on a rainy day。
四、练习巩固
请判断下列句子中的介词是否正确:
1. I saw her at 6 PM. ✅
2. We went to Paris in 2018. ✅
3. The meeting is on Monday. ✅
4. She was born in 1990. ✅
5. I will call you on 9 o’clock. ❌(应为 at)
通过这个顺口溜和表格,可以更清晰地掌握“at”、“in”和“on”后面加时间的用法。建议多做练习题,加深理解,避免在实际使用中出错。


