Нужно выписать по глагол сказуемое и определить его видовременную форму и залог. when current is passing through a resistor its temperature rises high. a transformer substation served for transmitting and distributing electric. having repaired the engine the mechanic showed it to the engineer. aluminium is used due to its low cost and high efficiency. a great progress in electronic industry has been achieved due to semiconductors. the new engine is being tested in the laboratory.

aida110483    2   18.06.2019 15:10    1