Как пишеться число/класная робота в английском языку?

Вот ответ надеюсь

1)tony has been writing the letter for an hour.

2/they have been cycling for a long time.

1) it is  quarter past eighth o'clock

2) it is five o'clock

3) it is three quarters past three o'clock

4) it is half past six o'clock

5) it is three quarters past nine o'clock

6) it is seven o'clock thirty three minutes

7) it is three o'clock ten minutes