in -on- at ingles

we often go to the beach......... the sumer. in. on. at.

her birthday is .......the 21 st of may. on. in. at.

I was born ....1993. on. in. at.

we are getting married the curtun. on. in. at.

My birthday is ....June. in. on.

there are many ..... Spain. in. on. at.

Dominic birthday is ..... september. in. on. at.

some theories about evolution .......Darwins. in. on.

His roon is ..... the second floor. in. on. at.

the movie is ....... 8:15. in. on. at.