Answer:
the classroom is around the corner
the classroom is down the hall
the classroom is behind the bathroom
our classroom is between class1 and class4
they have the classroom by the principal's office
Explanation:
examples of prepositions: above, across, against, along, among, around, at, before, behind, below, beneath, beside, between, by, down, from, in, into, near, of, off, on, to, toward, under, upon, with and within