Question

Selecione as opções em que as preposições ON e AT são usadas corretamente.

(A) I have English classes at Mondays, 9:00am.
(B) I’m going to the dentist on Friday, at 10am.
(C) My teacher works only on 7:00, every day.
(D) I meet my friends on Wednesdays, at 6pm.
(E) I have Art classes at Monday.

Answer 1

Preposições de tempo

At = usa para horas, periodo festival ( Easter, Christmas, Ramadam), e ( at the weekend).

On= Usa se para datas ( exemplo: on the 1 st of November) , dias da semana, holidays ( on Mother's day, on New year Day,...)


Neste caso as alternativas corretas seriam B e D.


Espero que tenha lhe ajudado!