6. Мой дедушка никогда не летал на

6. Мой дедушка никогда не летал на самолете. Во время перелета мой дедушка очень нервничал, потому что он никогда не летал на самолете до этого.

Результаты (английский) 2:

6. My grandfather never flown on an airplane. During the trip, my grandfather was very nervous, because he had never flown on a plane before.

Результаты (английский) 3:

6. my grandfather never flown on a plane. during the flight, my grandfather was very nervous, because he had never been on a plane before.