ПОМОГИТЕ ПОЖАЛУЙСТА (даю 30 баллов)

Напишите указанное время цифрами:
1) It's twenty to one
2) It's twenty past twelve
3) It's five to one
4) It's a quarter to one
5) It's half past twelve
6) It's a quarter to twelve
7) It's a quarter past twelve
8) It's noon
9) It's five past twelve
10) It's five to twelve

Заранее спасибо!