一、介词按其构成可分为: 1. 简单介词 at, in, on, to, since, until等。如: He's worked there since 1998. 2. 复合介词 into, onto, out of等。如: She is out of school. 她毕业了。 3. 二重介词 from under, from behind, from o...
The best I can do. 同时推荐你一个网站:http://bbs.24en.com/?fromuid=193856 介词(preposition):也叫前置词。在英语里,它的搭配能力最强。但不能单独做句子成分需和名词或代词(或相当于名词的其他词类、短语及从句)构成介词短语,才能在句中充当成分。 介词的种类: (1)简单介词:about, across,...