第七章 介词 什么是介词？介词又叫做前置词，是一种虚词。
1. 按照介词的组合，可分为简单介词、复合介词和短语介词简单介词是指单一介词，如：at, in, of, by, about, for, from, except, since, near, with等。
复合介词是指由两个简单介词组成的介词，如：inside, outside, onto, into, throughout, without, upon等。
短语介词是指由短语构成的介词，如：in front of, by means of, on behalf of, in spite of, by way of, in favor of, in regard to 等。
2. 按词义分类介词类别表示地点(包括动向)about, above, across, after, along, among, around, at, before, behind, below, beneath, beside, between, beyond, by, down, from, in, into, near, off, on, over, through, to, towards, under, up, upon, with, within, without...表示时间at, in, on, by, after, before, since, for, during, within, throughout, over, until/till, between...表示原因because of, owing to, due to, for, with...表示方式、方法或手段by, in, with...表示“除……外”except, besides, but, except for...表示“数量”about, around，over...表示“关于”的on, about...表示“所属”“部分与整体关系”of1) 表示地点(包括动向)的介词① at, in, on, toat 表示在小地方:I arrive at school at nine every morning. 我每天早上九点到校。
