Prepositions in, on, at

See you __ Friday

• in

• on

• at

Answer explanation

We use on for days.

I brush my teeth __ the morning.

• in

• on

• at

Answer explanation

We use in for part of the day.

The match is __ 4 o'clock.

• in

• on

• at

Answer explanation

We use at for time.

We have lunch __ midday.

• in

• on

• at

Answer explanation

We use at for time and midday means "12 o'clock"

I'm busy __ the moment

• in

• on

• at

Answer explanation

We use at in the expression at the moment=now

My parents always visit me __ my birthday

• in

• on

• at

Answer explanation

We use on for days, and my birthday is a day.

He was born __ the 19th century

• in

• on

• at

Answer explanation

We use in for years and centuries, and long periods of time.

He usually goes on holiday __ July

• in

• on

• at

Answer explanation

We use in for months and years.

They always get together __ Christmas.

• in

• on

• at

Answer explanation

We use at in for religious holidays: at Christmas.

You can come __ the weekend

• in

• on

• at

Answer explanation

We use at wih weekends.