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.
rises - Simple Present, 3d person, Singular, Active
served - Simple Past, 3d person, Singular, Active
showed - the same
is used - Simple Present, 3d person, Singular, Passive
has been achieved - Present Perfect, 3d person, Singular, Passive
is being tested - Present Progressive, 3d person, Singular, Passive