Wpisz at, in, on we właściwe miejsce w zdaniu.

I am at home --- on in at seven o'clock.

Jim works --- on in at night.

We are going away --- on in at the weekend

It usually rains a lot in Poland --- on in at September.

I woke up at seven o'clock --- on in at the morning.

Jim will be here --- on in at two hours.

Peter got a nice present --- on in at Christmas Day.

We usually meet --- on in at Monday evenings.

Exotic holidays are usually cheaper --- on in at autumn.

This building was built --- on in at 2004.