III. Из предложенных слов выберите то, которое наиболее близко передает значение подчеркнутого.

9. Pierre Curie worked in the fields of electricity, magnetism and radioactivity.

a) methods b) branches c) purposes

9. Pierre Curie’s first study was the physics of crystals.

a) discovery b) research c) findings

9. The principal work of Pierre Curie and his wife was in the field of radioactivity.

a) main b) important c) dangerous

9. Their joint work led to the discovery of radium.

a) enabled b) proved c) resulted in

9. Pierre Curie understood what great reserves of energy were contained in radium.

a) realized b) rendered c) exercised

IV. Подберите к началу предложения из колонки а окончание предложения в колонке в. Полученные предложения переведите.

15.	In 1898 Marie and Pierre Curie	a)	with the rays of uranium.
16.	This strange discovery was	b)	importance for world science.
17.	The new discovery was of tremendous	c)	called “natural radioactivity”.
18.	Rutherford made a series of experiments	d)	that are dangerous for people.
19.	Uranium gives off invisible rays	e)	obtained a new substance.

Грамматика

Для успешного выполнения заданий по грамматике необходимо проработать формы и функции герундия, формы и функции причастия, независимый причастный оборот. Упражнения на словообразование включают суффиксы -ment, -tion, -ance, -y, -ant, -ity, -er, -able, -ic.

1. Используя суффиксы –tion, -ance, -ant, -ity, -y, -er, -able, -ic, образуйте от данных ниже основ слова. Определите часть речи и переведите.

1.	important	5.	radioactive
2.	measure	6.	recognize
3.	assist	7.	transform
4.	discover	8.	atmosphere

2. Закончите предложения, употребив существительные, образованные от следующих глаголов. to exist, to develop, to investigate, to discover, to radiate и переведите их.

9. Pierre and Marie Curie continued their … and discovered radium.

10. They found that the strength of the … depends on temperature and pressure.

11. Mendeleev predicted the … of missing elements.

12. In 1896 Henry Bacquerel made his … of radioactivity.

13. The study of rays greatly contributed to the … of the atomic theory.

2. Выберите предложение, в котором Participle II выполняет роль определения и переведите его.

14. D.I. Mendeleev formulated the Periodic Law of elements.

15. According to the data obtained the test was successful.

16. The electrical properties of germanium may change considerably when exposed to light.

2. Выберите правильный перевод выделенных слов с суффиксом –ing.

17. Testing the engineer applied new methods.

a) проверяя b) проверка с) проверенный

18. Measuring temperature is necessary in many experiments.

a) измеряя b) измерение с) измеренный

19. Describing the experiment he gave every detail of the process.

a) описывая b) описание с) описанный

2. Выберите подходящие по смыслу причастия. Предложения переведите.

20. Having finished / Finished the research the scientist made a detailed analysis of the data.

21. If heated / heating molecules of the material move faster.

22. Speaking / Spoken about the new methods of work the engineer told us many interesting facts.

23. The neutrons produced / producing during the experiments have high energies.

2. Выберите и переведите предложения, содержащие независимый причастный оборот.

24. The experiments having been carried out, we started new investigations.

25. Having discovered the properties of the electron, scientists used it for the service of man.

26. The importance of Curie’s discoveries has grown considerably, his findings having been included in all physics textbooks.

27. The discovery of the neutron was an important step leading to the understanding of nuclear structure.