Preposition:11 On -- with dates: August 9th2 In - with months and years : ...... December, January.2014. 2017 etc3 in - with town and cities: ....... In London,14 at - with sports events and ages:At the World Championship. At the age of 15
My birthday is in August 9th.
In December all of pupil have an winter holiday. We moved from London in January. In this year i won in competition. My friend live in London. All of children love 19th of December .