内容正文:
介词in / on / at 精讲
核心一句话:at 点,on 线/面,in 在里面(大范围)
at:时间、地点上的点
on:在表面、具体某一天
in:在内部、大范围、一段时间内
时间用法(高频)
✅ at + 时刻、节日节点(时间点)
1. 具体几点钟:at 7:00
2. 固定短暂节日:at Christmas
3. 固定短语:at noon 在中午;at night 在夜里;at the moment 此刻
时间用法(高频)
✅ on + 具体某天(带日期、星期,有修饰词的早中晚)
1. 星期:on Monday
2. 具体日期:on June 1st
3. 有形容词修饰早中晚:on Monday evening, on a cold morning
(只要morning/afternoon/evening前面有形容词,一律on)
时间用法(高频)
✅ in + 年、月、季节、泛指早中晚,一段长时间
1.年 in 2026
2.月 in September
3.季节 in summer
4. 泛指早中晚 in the morning / in the afternoon / in the evening
地点用法(高频)
✅ at:小地点、点位(车站、门口、街角)
at the door 在门口
at the bus stop 在公交站
at home 在家
at school 在校
地点用法(高频)
✅ on:在物体表面;线状物上面
on the table 在桌子上
on the wall 在墙上
on the street 在街道上
on the river 在河面上
地点用法(高频)
✅ in:封闭空间内部、大区域(城市、国家、房间)
in the room 在房间
in Yantai 在烟台
in China 在中国
in the box 在盒子里
地点口诀:at小点,on表面,in里面大范围
固定搭配(单独记忆)
in English 用英语 on foot 步行
at least 至少 at last 最后
in trouble 处于困境 on duty 值日
on show 在展出
易混对比
1. in the tree / on the tree对比
in the tree:外来东西在树上(鸟、风筝)
on the tree:果实、树叶,长在树上
2. in the wall / on the wall对比
in the wall:镶嵌进墙里(窗户、洞)
on the wall:贴在墙表面(图片、海报)
做题步骤
1. 先看题目:考时间还是地点
2. 时间:【时刻→at】【具体某天→on】【年月季节→in】
⚠只要出现几月几日,一定用on
3. 地点:【小点位at】【物体表面on】【空间里面in】
4. 遇到固定短语,单独记,不套规则
专项练习题
1. We have math ______ Monday.
2. I get up ______ 6:30 a.m.
3. My birthday is ______ June.
4. We will have a party the afternoon of May 1st.
5. They go to school ______ 7 o’clock.
6. Children’s Day is ______ June 1st.
7. We often read books ______ the evening.
8. He usually plays basketball ___ Sunday afternoon.
9. The meeting starts ______ 9:00.
10. We go home ______ winter.
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专项练习题
11. She was born ______ 2010.
12. We have dinner ______ night.
13. ______ the morning, I do my homework.
14. The movie is ______ Friday evening.
15. They will travel ______ July.
16. We meet ______ noon.
17. My family have a trip ______ the weekend.
18. He goes to bed ______ 10 p.m.
19. We have a test ______ March 5th.
20. It’s cold ______ winter.
11. in
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13. In
14. on
15. in
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20. in
专项练习题
21. ______ Saturday, we go to the park.
22. The party begins ______ 8:00 p.m.
23. We visit grandparents ______the Spring Festival.
24. I usually watch TV ______ the evening.
25. She arrives ______ 4:15.
26. We have a picnic ______ Sunday morning.
27. People swim ______ summer.
28. The show is ______ the night of October 1st.
29. He reads books ______ dawn(黎明).
30. We have a big dinner ______ New Year’s Eve.
21. On
22. at
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专项练习题
31. My pen is ______ the desk.
32. We study ______ the classroom.
33. He waits for me ______ the bus stop.
34. There is a book ______ the box.
35. She lives ______ Beijing.
36. The picture is ______ the wall.
37. We meet ______ the gate of the school.
38. There is a cat ______ the tree.
39. I put my bag ______ the chair.
40. They play games ______ the playground.
31. on
32. in
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34. in
35. in
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专项练习题
41. He works ______ a hospital.
42. The clock is ______ the wall.
43. We stay ______ home on rainy days.
44. There is a bird ______ the tree.
45. She sits ______ the sofa.
46. We arrive ______ the station.
47. The ball is ______ the floor.
48. My mother is ______ the kitchen.
49. They are ______ the library.
50. The map is ______ the desk.
41. in
42. on
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48. in
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50. on
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