November 2021 1 11 Report
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Переведите предложения на русский язык, обращая внимание на перевод модальных глаголов
1. First you must study the laboratory instruction and only then you can begin the experiment.
2. We can produce heat by burning oil, gas or any other fuel.
3. You must put on safety gloves.
4. Firemen can extinguish a fire with the help of first aid appliances when it is small.
5. In some limited circumstances chlorine may support combustion.
6. The inert gas must be free of oxygen when it is used in fire extinction.
7. Fire spread in outside fire can be increased by wind.
8. Class "D" fires must be extinguished with carbon dioxide.
9. You must know how to use a breathing apparatus.
10. Open flame may cause heat of great intensity.
11. Each fire brigade must be provided with hose lines.
12. A reduction of the atmospheric oxygen content can reduce combustion by about a third.
13. A fireman must recognize and report the presence of dangerous substances and unsafe structures.
14. Any fire can burn faster by supplying more oxygen to it.
15. Combustion may supported by chlorine in some limited circumstances.
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