Поставьте глагол в соответствующем времени страдательного залога.
1. The boiling point (determine) after the experiment begins in half an hour.
2.The substance (dissolve) in nitric acid when the professor came in.
3.By the end of the next experiment the volume of liquid (measure) in a graduated cylinder.
4.The result of the reaction of sulphuric acid with potassium (obtain) yet.
5.Many experiments (carry out) by pharmaceutical students yesterday.
6.By the end of our practice many medicinal plants (collect) at the botanical stations.
7. Many experiments (carry out) by pharmaceutical students yesterday.
8. By the end of our practice many medical plants (collect) at the botanical stations.
9.Pharmacy (define) as the science of recognizing, identifying, selecting, preparing and compounding substances.
10. Some preparations which were known to primitive men (know) in a modified form.
11. It is known that morphine (isolate) from opium by 1906.
12. He said that the room (ventilate) for two hours before the class began.
1. The boiling point (determine) after the experiment begins in half an hour.
2.The substance (dissolve) in nitric acid when the professor came in.
3.By the end of the next experiment the volume of liquid (measure) in a graduated cylinder.
4.The result of the reaction of sulphuric acid with potassium (obtain) yet.
5.Many experiments (carry out) by pharmaceutical students yesterday.
6.By the end of our practice many medicinal plants (collect) at the botanical stations.
7. Many experiments (carry out) by pharmaceutical students yesterday.
8. By the end of our practice many medical plants (collect) at the botanical stations.
9.Pharmacy (define) as the science of recognizing, identifying, selecting, preparing and compounding substances.
10. Some preparations which were known to primitive men (know) in a modified form.
11. It is known that morphine (isolate) from opium by 1906.
12. He said that the room (ventilate) for two hours before the class began.
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1.The boiling point will be determined after the experiment begins in half an hour.2.The substance was being dissolved in nitric acid when the professor came in.
3.By the end of the next experiment the volume of liquid will have been measured in a graduated cylinder.
4.The result of the reaction of sulphuric acid with potassium hasn't been obtained yet.
5.Many experiments were carried out by pharmaceutical students yesterday.
6.By the end of our practice many medicinal plants will have been collected at the botanical stations.
9.Pharmacy is defined as the science of recognizing, identifying, selecting, preparing and compounding substances.
10. Some preparations which were known to primitive men are known in a modified form.
11. It is known that morphine was isolated from opium by 1906.
12. He said that the room had been ventilated for two hours before the class began.
№7 и 8 дублируют №5 и 6.