There are three main types of prepositions: prepositions of time, place, and movement. Prepositions of time include at, in, and on to indicate specific times, holidays, seasons, years, and centuries. Prepositions of place include behind, in front of, in/inside, by, over, between, and under to describe locations. Prepositions of movement include verbs paired with prepositions like over, past, through, under, down, up, off, onto, across, into, out of, towards, and away from to express direction of movement.