At 1 (place)

At 1 (Place)
Category: Prepositions

At is a preposition of place. When talking about where something happens, at is used. ex. Meet me at the station.
When talking about place where something is done, at is used. ex. We had dinner at the restaurant.
At is often used with the following phrases: the top, the bottom, the side, the beginning, the end ex. My room is at the top of the stairs.

Formation
Prepositions of place are found just in front of the place word or phrase.
preposition of place + place word or phrase
ex: at the station; at a party

Notes
Sometimes, both in and at are possible. To emphasize the activity, at is used. ex. We had dinner at the restaurant. (not lunch, not a meeting)
To emphasize the place itself, in is used. ex. We had dinner in the restaurant. (not on the veranda, not take out)