Ан
Английский язык
22.11.2021 06:42
Решено

Сделать put in a preposition (over/trom/into 1 i looked the window and watched the people in the street. 2 my house is very near here. it's just the corner. 3 do you know how to put a film camera? 4 hom far is it here the airport? 5 we walked the museum for an hour and saw a lot of
interesting ihings. 6 you can put your couat the back of the chair. 7 in tennis, you have to hit the ball the net. 8 silvia took a key her bag and opened the door.

Лучшие ответы
Asherok
6
4,4(49 оценок)
22.11.2021 01:38
1. steel - its alloy and the most important metal in industry is iron. 2.  steel is strong and stiff. 3. steel corrodes easily through rusting. 4. stainless, steels of low carbon content, medium-carbon steels, high-carbon steels and silver steel. the used in the manufacture; used as structural steels; used in cutting tools, surgical instruments, razor blades and springs. 5. manganese gives extra strength and tough­ness. steel containing 4 per cent silicon is used for trans­former cores or electromagnets because it has large grains acting like small magnets. the addition of chro­mium gives extra strength and corrosion resistance, so we can get rust-proof steels. 6. of mild steel can made sheet iron, wire, and pipes. of medium-carbon steel can made structural steels. of high-carbon steels made cutting tools, surgical instruments, razor blades and springs. 7. both mild and medium-carbon steels are suitable for forging and weld­ing. 8. the addition of chro­mium gives extra strength and corrosion resistance, so we can get rust-proof steels. 9.  heating in the presence of carbon or nitrogen-rich materials is used to form a hard surface on steel. 10. high-speed steels alloyed with contain chromium and tungsten plus smaller amounts of vana­dium, molybdenum and other metals.
viktoriam1
9
4,8(16 оценок)
22.11.2021 01:38
L. this seemed quite easy the towel. 2. he never dried his hands carefully on 3. my cat liked fish. 4. that sounded funny. 5. the students went to the class every weekday 6. i often saw aeroplanes flying over my house. 7. i could see the aeroplane in the sky. 8. the students were in mr. priestley's study 9. we understood the story quite well. 10. the children ate too many ice cream 11. this artist drew very good pictures. 12. lucille never drank tea in the morning. 13. it wasnot often that hob went to a wedding. 14. that was what hob said.
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