Prepositions AT Class* Home The library* The office School* (studying, listening to teacher, etc.) Work The park The mall The doctor The dentist The airport The zoo The post office The prison (visiting a friend) Church* (event) The church (the building) • Addresses ( at 2255 N Washington St.) • Precise time (at 3:00 P.M at sunrise, at noon) • General location IN Bed* The bedroom The car Class* The library* The school* (the building) Phoenix Arizona The United States Mexico Prison (committed a crime) Church (attending services) • Months, years, long periods (in May, in 1990, in the next century, five minutes) • In an enclosed space (in a box, in Colombia, in my wallet, in the garden) ON The bed* The ceiling The floor The horse The plane The bus The radio, the television The left, on the right • Street names (on Van Buren and 44th St) • Days and dates (On Sunday, on March 6th, on Christmas) • Surface (on the wall, on the carpet) NO PREPOSITION Downstairs Downtown Inside Outside Upstairs