Prepositions: at, on, in 1

1. I had to talk with him x in on at any point in time. So I did it after dinner.

2. Years ago, it was not common to give presents x in on at Christmas. Blessing and good wishes were enough.

3. It is your birthday x in on at next Monday, isn't it?

4. My granmother was born x in on at 1900.

5. Importan political and social movements were held x in on at the 1970s.

6. The examination will be applied to foreign students x in on at 18 June 2004.

7. My daughter was born x in on at a Monday.

8. Northern countries have ugly weather x in on at the winter.

9. There won't be exams x in on at this Friday.

10. I have always a nice meeting with friends x in on at every Wednesday.