Prepositions of Time: In, On & At

In é usado para meses, anos, séculos, estações do ano, períodos longos, de manhã, de tarde, e de tardezinha (evening).

• I was born in 1985.

• She's coming back in the winter.

• The concert will be in December.

• He usually reads in the evening.

• She drinks tea in the afternoon

• I don't like to eat breakfast in the morning.

• It wasn't like that in the past.

On é usado para dias e datas.

• The concert will be on July 24.

• I go to church on Sundays.

• The disaster happened on January 19, 2010.

• I'm going to wear pink on my birthday.

• I'm gonna dress up on New Year's Eve.

• She does her homework on weekends.

At é usado para tempos precisos e para noite.

• We eat lunch at noon.

• We'll start at 6 pm.

• I like to read at night.

• I'll see you at Christmas.

• She used to stay in her bedroom at dinnertime.

• I'm not looking for a job at the moment.

• I'll see you at sunrise.

Exceções

Utilizamos on Christmas somente quando acrescentamos "day" logo depois.

• I'm excited to get presents on Christmas day.

No restante, usamos at.

• I'm excited to get presents at Christmas.

Para dizer "bem na hora" em inglês, falamos on time.

• The bus got here right on time.

Ao usar as palavras last, next, every e this, não utilizamos in, on ou at.

• I saw Clara last June.

• We're going to the movies this Saturday.

• I visit my parents every weekend.

• I'll see you next week.

Agora você já sabe como usar as preposições de tempo! Observe essas preposições sendo utilizadas no seu dia a dia, pratique conversação e logo você dominará esse assunto. Bons estudos!