1. выберите глагольную форму для перевода на язык, соблюдая правила страдательного залога. 1. вчера было проведено много опытов. a) carry on b) had carried on c) were carried on d) are carried on 2. когда я вошел в лабораторию, проводился сложный эксперимент. a) was performing b) had been performed c) was performed d) was being performed 3. много экспериментов проводятся каждый день. a) are performed b) have been performed c) was being performed 4. опыт был уже закончен, когда я пришел. a) was finished b) had been finished 5. этот опыт будет закончен завтра. a) will have been finished b) will be finished c) will finish.