В половине седьмого аэропорт всё ещ

В половине седьмого аэропорт всё ещё был открыт, но все службы работали с огромным напряжением.

Результаты (английский) 1:

Half of the seventh, the airport was still open, but all services worked with enormous stress.

Результаты (английский) 2:

At half past six the airport was still open, but all services were working with great effort.

Результаты (английский) 3:

In the afternoon the seventh airport was still open, but all of the services have worked with a huge voltage.