一、表示时间
at:
具体时间点(如7 o'clock, noon)
in:
较长时间段(如in the morning, in May)
on:
具体日期或时间(如on Monday, on the 10th of May)
二、表示地点
at:
具体位置(如at the station, in the room)
in:
范围区域(如in China, in the forest)
on:
接壤或表面(如on the table, on the beach)
三、表示方向
in:
内部空间(如in the box, in the building)
to:
外部方向(如to the east, to the park)
on:
接壤边界(如on the border, on the map)
四、表示原因
by:
方式手段(如by car, by letter)
from:
外在原因(如from injury, from disease)
of:
内在原因(如of hunger, of love)
五、表示目的
for:
目的用途(如for dinner, for travel)
六、表示伴随
with:
工具手段(如with a pen, with friends)
七、其他特殊用法
about:
围绕主题(如talk about, write about)
against:
反对/对比(如against the idea, against nature)
between:
两者之间(如between two choices, between friends)
throughout:
全程参与(如throughout the event, throughout the year)
during:
持续期间(如during the meeting, during the movie)
补充说明:
介词后多接名词/代词/动名词/从句作宾语,部分可省略(如in the morning)
不定式作宾语需根据语境决定是否加to(do/see等动词后不加,其他动词需加)
复合介词(如in accord with)具有独立意义
建议结合具体语境练习,注意介词与动词、名词的搭配规则。