2019年中考英语语法真题专练--介词课件（共36张）

考点一：时间介词 1. at, on, in at 常用在具体的钟点之前； on 常用在星期、具体的日期以及某天的上午、下午、晚上前； in 常用在年、月、季节或泛指的上午、下午、晚上前。 e.g. We often have supper at seven o’clock. Bruce usually does some reading on Sunday afternoon. The English speech contest is on October 19th. My grandparents take exercise in the morning. We want to go to Beijing in November. 2. in, after in和after都可表示“在一段时间以后”，但in常与一般将来时连用，而after常与一般过去时连用。 3. until, till 可构成not ... until / till句型，此时句中动词为短暂性动词。若until / till用在肯定句中，句中动词为延续性动词。 4. for, since for后跟时间段，since后跟时间点，均可与现在完成时连用。 e.g. Do you think what our life will be like in one hundred years? After three years, I found a job in a bank. I don’t get up till / until 10 o’clock every Sunday morning. My uncle has worked on the farm for ten years. I’ve studied in the school since three years ago. 考点二：方位介词 1. at, in, from at和in指在某处。 at 后通常接相对较小的地点； in 后通常接相对较大的地点。 from指来自某处。 e.g. They arrived at our school yesterda