Вставьте предлоги on, in, at (предлоги времени)
1. I have my gym class _ Wednesdays.
2. I started work this morning _ 8 am.
3. Moira's birthday is _September, 24.
4. We're flying to Beijing _ June 2nd.
5. Please visit me _ Sunday.
6. My flight is_ Monday.
7. Mary went on holiday _ Monday.