ребят поставить предложения в вопросительную и отрицательную форму
1.Marie Curie was born in Warsaw on Nevember7,1867.
2.The research was carried out under great difficulties.
3.Besides uranium Marie Curie began to examine every know chemical substance.
4.There was no other explanation for the powerful rays which it emitted.

Strellerts    1   02.12.2021 13:04    1