Выпишите предложение в котором глагол сказуемое обозначает действие в неопределенном времени 1.1 ecological catastrophes do a lot harm to nature, but they are much more dangerous for man 2.2 ecological catastrophes did a lot harm to nature, but they are much more dangerous for man 3.3 ecological catastrophes will a lot harm to nature, but they are much more dangerous for man 4.1 a production operator checks and operates production equipment 5.2 a production operator check and operate production equipment 6.3 a production operator checked and operated production equipment
6.3 a production operator checked and operated production equipment