Хорошее знание иностранного языка о

Хорошее знание иностранного языка очень помогало ему в работе.

Результаты (английский) 1:

A good knowledge of a foreign language very helped him in his work.

Результаты (английский) 2:

Good knowledge of a foreign language is very helped him in his work.

Результаты (английский) 3:

A good knowledge of a foreign language is very helped him in his work.