Використання прийменників on, at, in

at 6 o'clock

in 6 o'clock

on 6 o'clock

at Sunday

on Sunday

in Sunday

at January

on January

in January

at 2020

on 2020

in 2020

at October 6th

on October 6th

in October 6th

at New Year

on New Year

in New Year

at weekend

on weekend

in weekend

at St. Valentine's day

on St. Valentine's day

in St. Valentine's day

at the twentieth century

on the twentieth century

in the twentieth century

at summer

on summer

in summer

at Saturday evening

on Saturday evening

in Saturday evening

at the age of 70

on the age of 70

in the age of 70