In the sentence, ‘‘The orange juice box was in the new refrigerator,’’ the
prepositional phrase is ‘‘in the new refrigerator.’’ This phrase answers
the question ‘‘Where (is the orange juice box)?’’ The object of the preposition
is refrigerator. The modifier, or describer, is new.
The compound objects of the preposition are two or more objects, such as
‘‘Mom (and) Dad’’ in the sentence, ‘‘The party was paid for by Mom and Dad.’’