Найти глагол-сказуемое и определить его видо-временную форму и залог 1.the farm has made great progress in cattle-breeding. 2.our companions provided the firm with all necessary machinery in time. 3.up-to-date equipment is used for seedbed preparation. 4.a dairy herd was kept on many mixed farms.

1.The farm has made (Present Perfect Active) great progress in cattle-breeding.
2.Our companions provided (Past Simple Active) the firm with all necessary machinery in time.
3.Up-to-date equipment is used (Present Simple Passive) for seedbed preparation.
4.A dairy herd was kept (Past Simple Passive) on many mixed farms.

1. The farm has made great progress in cattle-breeding. Present Perfect Active 
2. Our companions provided  the firm with all necessary machinery in time. Past Simple Active
3. Up-to-date equipment is used for seedbed preparation. Present Simple Passive
4. A dairy herd was kept  on many mixed farms. Past Simple Passive