Обусловьте видовременную форму и залог сказуемого. 1. The construction of the

1. The construction of the oil center began after the plan had been adopted.
Began - Past Simple Active Voice.
Had been adopted - Past Perfect Passive Voice.
Строительство нефтяного центра началось после принятия плана.
2. These text-books in chemistry were printed in our print shop.
Were printed - Past Simple Passive Voice.
Эти учебники по химии были написаны в нашей типографии.
3. A chain of thermal and atomic plants was built in 1970-s in our country.
Was built - Past Simple Passive Voice.
Цепь термических и атомных станций была построена в 1970-х годах в нашей стране.