Complete with in, on or at: My birthday is ___ April.

Complete with in, on or at: We have dinner ___ 8:00 p.m.

Complete with in, on or at: The meeting is ___ Monday.

Complete with in, on or at: Jesus was born ___ night.

Complete with in, on or at: I was born ___ 2001.

Complete with in, on or at: The concert is ___ September 20th.