【英语介词有哪些及用法】在英语中，介词是一种非常常见的词类，用于表示名词或代词与其他词之间的关系。它们通常用来表达时间、地点、方向、方式等概念。了解常见的英语介词及其用法，对于学习和运用英语至关重要。
以下是英语中一些常见介词的总结，并附有简要说明和使用示例，帮助读者更好地理解其用法。
常见英语介词及用法总结
| 介词 | 用法说明 | 示例 |
| at | 表示具体的时间点或地点 | I will meet you at 8 o'clock. She is at the library. |
| in | 表示在某段时间内、某个地方内部或某种状态中 | I was born in 1995. The book is in the bag. |
| on | 表示在某一天、某物的表面或关于某事 | We have a meeting on Monday. The cat is on the table. |
| to | 表示方向、目的或对象 | He went to school. This gift is to you. |
| from | 表示来源、起点或出处 | She came from China. This idea is from my teacher. |
| by | 表示通过某种方式、时间截止或动作的执行者 | I learned English by myself. The letter was sent by post. |
| with | 表示伴随、工具或具有某种特征 | She is talking with her friend. He wrote the letter with a pen. |
| about | 表示关于、大约或涉及 | I’m thinking about going to the park. The topic is about history. |
| for | 表示目的、原因或持续时间 | This gift is for you. I waited for an hour. |
| against | 表示反对、倚靠或对抗 | He is against the plan. The ladder is leaning against the wall. |
| between | 表示两者之间 | The house is between two trees. |
| among | 表示三者或以上之中 | She is among the best students. |
| before | 表示时间上在…之前 | He arrived before the meeting started. |
| after | 表示时间上在…之后 | I called her after the event. |
| under | 表示在…下面 | The cat is under the bed. |
| over | 表示在…之上或超过 | The plane flew over the city. He is over 18 years old. |
| through | 表示穿过、通过或经由 | The river flows through the town. |
| during | 表示在…期间 | I studied during the holiday. |
| until | 表示直到…为止 | I waited until he came. |
| since | 表示自从…以来 | I have lived here since 2010. |
通过掌握这些常用介词的基本用法，可以大大提升英语表达的准确性和自然性。当然，英语中的介词使用还涉及到很多固定搭配和习惯用法，建议结合实际语境进行练习和积累。
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