Yes, you can—most of the time. A preposition shows the relationship of a noun or pronoun to some other word in a sentence. This relationship usually has something to do with time, space, or location.

An authority on the English language has set us free from the tethers of what many have long regarded as a grammatical no-no. Or has it? The answer depends on how you side with a declaration from ...

An English grammar snob was sitting in a coffee shop at a railway station. A young person sitting at the same table asked the lady in a friendly tone, “Ma’am where are you going to?” The lady replied ...