Prepositions
Prepositions are words like in, at, on, from, with, of, after, than ... that are usually put before a noun, or an object pronoun to show direction, place, time etc.
Examples:
They usually have dinner at home.
Your glasses are on the table.
He goes to the gym three times a week.
Prepositions of Time
We use the preposition "in" before:
Example:
in January
Example:
in (the) winter
Example:
in 1990
We use the preposition "at" before:
Example:
at 6:00 o'clock
at 5:45
We use the preposition "on" before:
Example:
on Monday
Example:
on June 1, 1990
Exercises
Complete the sentences with the right preposition.
1I usually go to bed ____ 11 p.m.
I usually go to bed at 11 p.m.
2Police officers sometimes have to work ____ night.
Police officers sometimes have to work at night.
3She goes ____ the gym three times a week.
She goes to the gym three times a week.
4They live ____ a big apartment downtown.
They live in a big apartment downtown.
5His birthday is ____ August.
His birthday is in August.
6The meeting is ____ January 7th.
The meeting is on January 7th.