求以下介词的用法介词：in on near under behind over of off instead of fr

in 在……里面。My book is in my bag。
on 在……上面。My book is on the table。
near 靠近。He is near forty。
under 在……下面。My book is under the table。
behind 在……后面。Your watch runs behind。
over 在 。。。的上方,结束。The lamp hung over the table。
of ……的。He is the best of teachers。
off 表示状态的关闭或离开。Please turn the light off before leaving the room。
instead of 代替,而不是 。。I gave him advice instead of money。
from 出自,来自,从。。。起 Tears distilled slowly from her eyes。
but 但是。It is very beautiful but it is very expensive。
at 在 （小地方） I have engaged a room at this hotel。
about 关于,大约,在 。。。周围。Tell me all about it。
我尽力了。
再问： - -。看看有没有更完善的，没有就选你为最佳吧- -
再答： with 用，随着，包括，和 。。。 一起。She is friendly with them。 before 在 。。。 以前 I have seen that film before。 without 没有，无， I feel very lonely without my dog。 within 在(某段时间、距离或范围)内，在…里面 We did the work within the time they had allotted to us。 inside 在里面,里面的。 You can find a toy inside the box。 outside 在外面,在 。。。 外边 It's warmer outside than in this room。 in front of 在 。。。 前面 There is a tree in front of the house。 because of 因为， 由于 we put off our meeting because of the rain。 below 低于，在 。。。 下面 His income is well below the average。 额，最后一个没找到。 这都是我一条一条打的。
再问： 能不能再详细点，我总觉得有点- -