介词归纳 Preposition（prep.） 介词：常用于名词或名词短语、代词或动名词之前，用来表示人、物、事件等于其他人、物、事件等的关系。（虚词，不能单独作句子成分） Eg：名词：Please give this book to Lily. 代词：Bring it to me. 动名词：She devotes her time to reading. 介词的形式： 1． 单个词 ①简单词 at, in, on, to, since, until, from等 ②复合词 into, onto, within, outside等 2． 两个或两个以上的介词短语 According to, apart from, because of, in front of, in addition to, in spite of等 介词经常表示以下关系和用途： 1． 空间/方位 位置：at, on, in, before, after, behind, between, above, among, below, beside near, over, under等 ① 方向：to, into, along, at, down, for, from, out of, toward, up等 ② 经过/穿过：across, by, over, through, past ③ 遍及：throughout, all over, all along 2． 时间 ① at：⑴确切时间 at 9 o’clock ⑵用餐时间 at lunch/tea/dinner time ⑶节日 at Christmas/Easter ⑷年龄 at the age of 13/ at 25 ⑸其他时刻 at noon/night/midnight ② on: ⑴星期几 on Monday/Tuesday ⑵几月几日 on April.1st ⑶节日也可用 on Christmas Day/New Year’s Day ⑷时间前有定语修饰时也可用 on Monday morning/that night/a snowy day (一般是一整天的概念) ③ in：⑴一天中的某段时间 in the morning/afternoon/evening ⑵月份 in April/May/June ⑶年份 in 2008/1998/2015 ⑷季节 in (the)spring/summer/autumn/winter ⑸世纪 in the 6th/21st century ⑹时期 in that period/the holidays 3． 原因 because of/for/with等 4. 方式方法 by/in/with/through等 5. 数量 about/around/over等 本文来源：https://www.wddqw.com/doc/b8e8e0850242a8956aece447.html