Fill in:at,in or on. 1) 1st may 2) 1991 3) the weekend 4) 8:30 pm 5) the morning

Question

Fill in:at,in or on.
1) 1st may
2) 1991
3) the weekend
4) 8:30 pm
5) the morning

Answer 1

1-on   2-in  3-at   4-at   5-in

Comments

спасибо