Помогите перевести обращая внимание на разные значения глаголов to be, to have, to do.
1.Managers have to decide what to produce, how it will be produced and for whom.
2.We found out that the sellers were to begin the shipment of their goods in August.
3.It is necessary to understand the nature of the firm’s assets and liabilities.
4.The work has been done very well.