介词通常位于宾语之前,构成介宾结构。在特殊疑问句、“动词+介词”或者“动词+(形容词)+名词+介词”等结构的被动语态中,在作修饰语的不定式短语以及从句中,介词位于其宾语的后面或者句末。例如:
Whom are you going to the movies with ?(特殊疑问句)
你和谁一起去看电影?
The old couple are well looked after by their children.(“动词+介词”结构)
这对老夫妇被他们的孩子们照顾得很好。
As college students, time should be made good use of to improve themselves.(“动词+名词+介词”结构)
作为大学生,应当好好利用时间来提高自己。
Those kind people provide houses for the homeless to live in .(作修饰语的不定式短语)
那些好心的人们为那些无家可归的人们提供住所。
What I think about is how to communicate more with students.(从句中)
我考虑的是如何与学生们进行更多的交流。