Preposition           Definition                                      Example
In                 1. inside a place        In New York, in a hospital, in a store, in a restaurant, in an
                                            office, in a school, in a factory, in a traffic jam
                  2. into something         In a car, in a swimming pool
                  3. times of day           In the morning.
                  4. months or years        In December, in 2023.
                  5. no more than           Can you finish the job in two weeks?
                  6. before the end         Dinner will be ready in ten minutes.
     In bed, in the kitchen, in the park, in a meeting, in a shopping mall, in a hotel, in a room
On                1. On a surface              On the table, on the street
                  2. Days and dates            On Monday.
                  3. Public transport          I’m on the bus.
                  4. Tool                      On the phone.
                  5. To or towards             Our house is the first on the left after the post office.
                  6. A floor in a building     They live on the 15th floor!
                  7. About                     Did you see that movie on volcanoes last night?
   On a bus, on a train, on a plane, on a boat, on the street, on the corner, on the left, on the right
At                1. An exact position      I was sitting at my desk.
                      or particular place
                  2. In the direction of “Look at me! Look at me!” called the little girl.
                  3. Specific time          Let’s meet at 3:00.
                                            I’m busy at the moment (= now) – can you call back later?
                  4. Events                 I’m at the concert.
                  5. Age                    He died at the age of 85.
                                At home, at work, at school, at college
Under              1. below the surface   They stood under a tree.
                      of something:
Next to            1. very close to each Can I sit next to the window?
                      other with nothing
                      between them
Across from        1. Opposite            She sat across from me.
Opposite           1. Facing                 My brother and I live on opposite sides of the city.
Between            2. in or into the space   On the train I was sitting between two very large men.
                      that separates two
                      places, people, or
                      objects