с английским. Перепишите и переведите предложения на русский язык. Выпишите из каждого глагол – сказуемое и определите его видовременную форму и залог. Напишите форму инфинитива глагола. 1. Mankind has used metals for centuries in gradually increasing quantities.
2. According to its chemical and mechanical properties steel may be used in different branches of industry.
3. Natural resources and energy are getting more expensive, and air is becoming seriously polluted.
4. The ancient Egyptians discovered how to cut stone for building purposes.
5. The walls and towers of the Moscow Kremlin are protected with special waterresistant solution.
6. The modern twenty–five storey hotel has been erected in the center of Moscow