表示时间、方位和动作的介词

【归纳】

介词 用法 例句 表

示

时

间 at 常用于具体某一时刻、某一阶段或noon, night, midnight, moment等名词前。 There's a meeting at 2.30 this afternoon.

He always plays the piano at night. from 意为"从......起"，常与to搭配使用，表示"从......到......"。 Drinks will be served from seven o'clock. on 常用于表示具体某一天或某一天的上、下午、晚上的名词前。 His birthday falls on a Tuesday.

Would you mind telling me what you were doing on the afternoon of last Friday? in 常用于表示某段时间内或一段时间后。 An hour in the morning is worth two in the evening.

The material will be ready in ten days. for 常用于表示一段时间的名词短语前，表示跨整个时间段。 She's out of the office for a few days next week. till / until 表示某动作或状态"到......为止"。 Don't move till / until I tell you. by 表示某动作或状态"在......之前"已发生。 The documents need to be ready by next Friday. 表

示

方

位 from 意为"从......"，有时与to搭配使用，表示"从......到......"。 The wind is coming from the north.