Тема 6. Многофункциональные слова one , turn

Examples:

1. one – один (числительное);

one – формальное подлежащее (в безличном предложении);

one – замена существительного (во избежание повтора).

2. turn – виток, очередь, поворот;

to turn – вращать (глаг. Форма);

to turn on, off – включать/выключать$

in its turn – в свою очередь.

Task. Translate the following sentences into Russian

1. One should distinguish what is good and what is bad!

2. A long conductor cuts more lines of force than a short one.

3. One property of an electric current is resistance and the other one is self-induction.

4. The voltage depends upon the number of turns in the coil as each turn cuts the force lines producing an electro-motive force (e.m.f.) in that turn.

5. When placed in a magnetic field, the molecules of steel do not readily turn around in the direction of the lines of force.

6. The strength of an electromagnet is proportional to the number of ampere turns.

7. Electric motors turn electrical energy into mechanical energy and mechanical energy in its turn may drive a generator to produce electrical energy.

8. As for the light it is necessary to switch it that is to turn on the switch.

9. Let’s turn our attention to the magnetic field of the Earth.

10. The electromagnet used is wound with a few turns of a very thick wire.

11. It turns out that the planet “Venus” has no magnetic field.

12. Five turns of the coil will make the current turn through the coil five times.

13. Turn round the corner and you see the house you need.

14. “To turn on” and “to turn off” are antonyms.

15. It’s dark, turn on the light, please!

16. Do not forget to turn off the light when you leave the laboratory.

17. One of the ships was not only beautiful but had a high speed.

18. Let’s turn to the right, the road is better there.

19. The cryogenic motor is lighter than a conventional one.

20. There are over 150 super-cities in the world with population from one to fifteen million and more.

21. It turns out smog hanging over large cities kills hundreds of people and is the cause of serious illness for many thousands of people.

22. In the nearest future the automobiles will turn to ecologically pure hydrogen fuel.

23. Hydrogen is one of the pure fuel for automobiles.

24. The end of the 20^th century has brought man a number of natural and man-made disasters, among them one can mention explosions of tankers in the sea.

25. Turn the page and you will see one of the very interesting statements.

26. It’s high time to turn our attention to English grammar.

27. Resistance is only one property of an electric current.

28. We like neither this idea nor that one.

29. One can turn mechanical energy into electrical energy by using a generator.

30. Electrical energy in its turn can be turned into heat energy.

31. We shall turn our attention to two properties of an electric current.

32. The magnetism strength produced in one and the same rod is directly proportional to the number of turns in the coil.

33. When you turn the light on, you close the circuit, and when you turn it off, you open it.

34. It turns out that the strength of magnetic field in the coil is proportional to the amount of current.