Here are the answers to the task: 1. 16:30 (It is half past four). 2. 14:30 (It is half past two). 3. 16:45 (It is a quarter to five). 4. 21:30 (It is half past nine). 5. 14:00 (It is two o'clock). 6. 11:00 (It is eleven o'clock). 7. 18:00 (It is six o'clock). 8. 17:00 (It is five o'clock). 9. 12:15 (It is a quarter past twelve).