1.2. Проверь себя!
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Система времен. Действительный и страдательный залог
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1.
Определите
время и залог глагола в предложении. |
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a)
Russian
scientists played an important part in solving the problem of
atmospheric electricity. b)
Scientists
have not yet created such a robot that can think.
c)
Direct
current is not used in this type of appliances.
d)
The
engineers had not predicted the properties of the substance by the
time they got this information. e)
Our
students are being examined by the professor at the
moment. |
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2.
Измените
предложение, используя страдательный залог вместо
действительного. |
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a)
We
produce electricity at power plants. b)
They
used the new properties of magnetized water for practical
purposes. c)
Our
students are detecting the heating of this metal conductor
now. d)
We
have already carried out lots of experiments. e)
They
had finished the research investigation by 7 p.m.
yesterday. |