Помогите воткнуть at/on/it1.I039;m leaving .... next year.2.Hy dad was born ....

Помогите воткнуть at/on/it

1.I'm leaving .... next year.
2.Hy dad was born .... 1953.
3.I met him ... Sunday.
4.Cristmas is.... 25 December.
5. I'll he back ... a few mincotes.
6.He is not at home ... the minutes
7. I don't like going out .... night.
8.Will you he here .... the weekend?
9.She was very beautiful.... the past.
10.Are you coming ... my birthday?
11.I'll be in Europe ... Christmas.
12. .... Sunday evening I went to bed .... 12 o'clock.
13.I was born ... September.
14.We saw the moon... midnight.
15.I would like to live .... the 18th century
16..... precent he knows German helfer than french
17.....ewery morning I must walk with my dog
18.She had to stay... the afternoon.
19. My perents usually have holidays ... winter
20. What are you going to do ... this weeekind?