Використання прийменників on, at, in

at lunch time

on lunch time

in lunch time

at Monday

on Monday

in Monday

at the Middle Ages

on the Middle Ages

in the Middle Ages

at the morning

on the morning

in the morning

at first

on first

in first

at last

on last

in last

at five minutes

on five minutes

in five minutes

at the middle of the night

on the middle of the night

in the middle of the night

at any time

on any time

in any time

at once

on once

in once

at the past

on the past

in the past

at next week

on next week

next week