4. Когда в прошлом году я обратился

4. Когда в прошлом году я обратился к нему по поводу работы, он был по уши занят своим бизнесом.

Результаты (английский) 1:

4. when last year I turned to him at work, he was heavily engaged in his business.

Результаты (английский) 2:

4 Last year, when I spoke to him about the job, he was up to his ears busy with his business.

Результаты (английский) 3:

4. When in the past year, I had asked him about the work, he was in his ears is busy with their business.