he is busy
He's been busy since this morning.
Он занят изучением английского языка.
He is busy studying English.
Is he busy?
I know he is busy.
Мсье Ферран сожалеет, но сегодня он занят.
Monsieur Ferrand is sorry, but he is busy today.
— Американская ночь (1973)
He is busy.
Неизвестно, чем он занят, но он очень богат.
It's unclear what he does, but he's very rich.
— Пылающий (2018)