Английский язык запишите предложения, выпишите из них сказуемое, определите их видо-временные формы и залог. переведите. improvements in mining methods have reduced many of the risks of rock falls.
The chief engineer was informed of the changes made in the production cycle.
Scientists of different countries were working hard to improve technologies for proper coal treatment.
The result of the experiment could not be relied upon because of some fault in the equipment

dariababaeva1    1   01.06.2020 05:30    31