Переработайте следующие предложения, используя Passive Voice. Переведите их на российский язык.

1. The production manager has already showed the prototype of a new engine to the Board of Directors. - The prototype of a new engine has already been shown to the Board of Directors by the production manager.
2. The company should improve the packaging of its goods. - The packaging of its goods should be improved by the company.
3. Eagles Publishing Company increased its market share last year. - Its market share was increased by Eagles Publishing Company last year.