Вставь нужные предлоги on/in/at. 1___10October 2___half past four 3___1987 4___Friday 5___the morning 6___summer 7 I

1. on the 10th of October; 2. at half past four; 3. in 1987; 4. on Friday; 5. in the morning; 6. in summer; 7. I usually get up at 8 o\'clock in the morning. 8. My granny\'s birthday is in February. 9. We often go to the beach in summer. 10. Let\'s meet at 6-30 tomorrow.