2. What is superconductivity?

a. It’s a partial absence of electrical resistance

b. It’s a complete absence of electrical current

c. It’s a complete absence of electrical resistance

d. It’s a complete presence of electrical resistance

2. Выберите предложения, соответствующие тексту:

1. Subjecting materials to low pressure doesn’t change their properties much.

2. The interior of the earth itself is a high-pressure laboratory.

3. Metals become increasingly conductive under high pressures.

4. Increasingly high pressures can’t cause any metals to become superconductive at room temperature.

5. Superconductivity has numerous potential scientific applications.

Лексика

1. Переведите с английского на русский:

1. to test new equipment

a. проверять старое оборудование

b. проверять новое оборудование

c. проверять качество

d. проверять новое изобретение

2. negligible progress

a. незначительный прогресс

b. незначительный регресс

c. незначительный процесс

d. важный прогресс

3. reliable sources of information

a. важные источники информации

b. надежные средства информации

c. ненадежные источники информации

d. надежные источники информации

4. to drag along the road

a. съехать с дороги

b. мчаться по дороге

c.тащиться по дороге

d. ехать по дороге

5. to convert work into energy

a. преобразовать работу энергии

b. заменить работу на энергию

c. преобразовать энергию в работу

d. преобразовать работу в энергию

2. Выберите правильный вариант:

1. огромный груз

a. a big cargo

b. a small cargo

c. a huge cargo

d. a wide cargo

2. защищать детей

a. to protect nature

b. to protect parents

c. to educate children

d. to protect children

3. быстрое сгорание

a. rapid combustion

b. rapid heating

c. quick burning

d. rapid burning

4. заряженный электричеством

a. loaded with electricity

b. charged with electricity

c. uncharged with electricity

d. charged without current

5. решать вопрос

a. solve the question

b. solve the task

c. to settle the question

d. decide the question

3. Выберите правильный вариант:

1. A period of hundred years

a. age

b. epoch

c. century

d. millennium

2. The process of sending out heat light

a. reduction

b. radiation

c. radiate

d. emit

3. A measure of the capacity of an engine

a. speed

b. velocity

c. horsepower

d. acceleration

4. To make something work again

a. to repair

b. to restore

c. to destroy

d to break

5. Something what is at hand, within reaching

a. available

b. capable

c. skilled

d. adaptable

Грамматика

1. Выберите правильный вариант:

1. The internal combustion engine … in this lorry is of a new design.

a. to use

b. to be used

c. to have used

d. to be using

2. The child was happy … home.

a. to have brought

b. to be bringing

c. to have been brought

d. to bring

3. He ordered the scientific conference … .

a. to postpone

b. to be postponed

c. to have postponed

d. be postponed

4. They saw the newcomer … the room and everybody stood to greet him.

a. to enter

b. to be entered

c. to be entering

d. enter

5. This device was known ... in that laboratory.

a. to have been designed

b. have been designed

c. to have been designing

d. to design

6. If he … in time, shall we have to wait for him?

a. comes

b. came

c. didn’t come

d. doesn’t come

7. If I … home early, I … to write my report today.

a. came; shall be able

b. comes; shall be able

c. come; shall be able

d. come; shall can

8. If the engineer… of the results before, he … the design of his new invention.

a. has been informed; should have improved

b. had been informed; would have improved

c. was informed; would have improved

d. had been informed; would improve

9. If it … necessary to increase the speed of this particular engine, it … by using a special device.

a. were; could be achieved

b. was; could have achieved

c. had been; could be achieved

d. were; could achieve

10. If Columbus … such a passion for traveling, he … America in 1492.

a. hadn’t; wouldn’t be discovered

b. didn’t have; wouldn’t have discovered

c. hadn’t had; wouldn’t have discovered

d. hadn’t had; wouldn’t discover

11. … the air within the cylinder motionless, only a small proportion of the fuel would find enough oxygen.

a. Were

b. Was

c. Had

d. Has

12. This article is much more difficult than the … we translated yesterday.

a. ones

b. that

c. those

d. one

13. The question … was discussed at the meeting yesterday is very important.

a. ones

b. that

c. those

d. one

14. Here are some new magazines. Which … would you like to take?

a. ones

b. that

c. those

d. one

15. He thought that all … things were not important.

a. ones

b. that

c. those

d. one