Английский язык

Деша

21 июля, 02:26

Выпишите предложение в котором глагол сказуемое обозначает действие в прошедшем 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