Prepositions of time

Вставь предлоги at, in, on или прочерк - (нет предлога).
See you ___ Friday.
See you on Friday.
I brush my teeth ___ the morning.I brush my teeth in the morning.
The match is ___ 4 o’clock.
The match is at 4 o’clock.
___ Last summer I travelled to Italy._-_ Last summer I travelled to Italy.
He usually goes on holiday ___ July.
He usually goes on holiday in July.
I’m busy ___ the moment.
I’m busy at the moment.
We don’t have English ___ Mondays.
We don’t have English on Mondays.
You can come ___ the weekend.
You can come at the weekend.
She was born ___ 10th May.
She was born on 10th May.
The weather is cold ___ this winter.
The weather is cold _-_ this winter.
We have lunch ___ midday.
We have lunch at midday.
The girl does a lot of chores ___ weekdays.
The girl does a lot of chores on weekdays.
The English drink tea ___ five pm.
The English drink tea at five pm.
They first met ___ 2015.
They first met in 2015.
I like to take photos ___ spring.
I like to take photos in spring.
We are going to the theatre ___ next week.
We are going to the theatre _-_ next week.
Their train arrives ___ night.
Their train arrives at night.
This great poet was born ___ the 18th century.
This great poet was born in the 18th century.