Заполните пропуски соответствующими предлогами 1. The boy had written a composition _____ 4 o’clock....: ответ на тест 780503 - Английский язык

Заполните пропуски соответствующими предлогами
1. The boy had written a composition _____ 4 o’clock.
2. The boy was writing a composition _____ 4 o’clock yesterday.
3. The boy has been writing a composition _____ 4 o’clock.
4. The boy has been writing a composition _____ 4 hours.