At-on-and-in-prepositions-of-time

The movie starts __________ 19:00. in. on. at.

My parents are arriving__________ Thursday. in. on. at.

Bob and Susan are getting married __________ June 10. in. on. at.

We're supposed to be paid __________ Friday evening. in. on. at.

I think the mall closes __________ 21:00. in. on. at.

My son loves to go up to the cottage __________ the summer. in. on. at.

I graduated from university __________ 2005. in. on. at.

Can you meet me __________ Sunday?. in. on. at.

The seminar will begin __________ exactly 8:30. in. on. at.

All my children's birthdays are __________ April!. in. on. at.