USE OF SOME PREPOSITIONS
Before, without, with, after, meanwhile, till, about, beyond, among, from, between, under, at, in, on, from, by , behind, along, beside, while, in front of, at thetop of, at the back of, at the side of, alongside, along with.
A preposition is a word or a group of words which shows the relationship between its objects and other words in the sentence .
e.g.: He sits on a chair.
He sits in the chair.
He sits at the desk.
Some prepositions are single (simple) such as in, on, for, at, with, to, and so forth.
On the other hand, there are phrasal prepositions such in front of, at the top of, at the back of, at the head of, at the side of, along with.
