A preposition is a word that is used before a noun or a
pronoun to connect it to another word in the sentence. It is
usually used to show location, direction, time, and so forth.
PREPOSITIONS OF TIME: AT, ON, AND IN
We use at to designate specific times.
The train is due at 12:15 p.m.
We use on to designate days and dates.
My brother is coming on Monday.
We're having a party on the Fourth of July.
We use in for nonspecific times during a day, a month, a season, or a year.
She likes to jog in the morning.
It's too cold in winter to run outside.
He started the job in 1971.
He's going to quit in August.
He has coffee in the morning, tea in the afternoon and wine in the evening.
I work during the morning/afternoon/evening/day/night.
Let’s meet at 6pm.
The clock strikes twelve at midday/noon/midnight.
The condemned man was shot at sunrise/dawn.
The street lights come on at sunset/dusk.
We can see the stars at night.
PREPOSITIONS OF PLACE: AT, ON, AND IN
We use at for specific addresses.
Grammar English lives at 55 Boretz Road in Durham.
We use on to designate names of streets, avenues, etc.
Her house is on Boretz Road.
And we use in for the names of land-areas (towns, counties, states, countries, and
She lives in Durham.
Durham is in Windham County.
Windham County is in Connecticut.
SOME PREPOSITIONS OF PLACE
This diagram shows some of the more common prepositions of place and indicates their
meaning. There follows a sample sentence for each preposition shown.
There is a cup on the table.
The helicopter hovered above the house.
The police placed a sheet over the body.
He stood in front of the door and rang the bell.
Ram sat besideTara in the cinema.
A small stream runs below that bridge.
He put the key under the doormat.
He put his hands behind his back.