1. What helps to eliminate failures in the designs, structures and constructions?

A. modern synthetic materials

B. advanced technological processes

C. discoveries of new chemical elements

D. deep research into physics of materials strength

Завершите предложение в соответствии с основной темой абзаца:

2. The a passage is about

A. new discoveries in physics

B. the application of compound materials

C. the progress in the study of materials strength in the 19th

century

D. the development of modern electronics

Определите, в каком абзаце сообщается:

3. Об использовании прочного сплава в самолетостроении

Выберите предложение, соответствующее содержанию текста:

4.

A. The final result of this experiment should be the most

accurate one.

B. Space research is the most popular branch of our investigations.

C. The steel coverings were chosen because of their resistance to wear.

D. The modern compound materials can withstand high speeds and pressures.

Выберите вариант завершения предложения, соответствующий cодержанию текста:

5. Chemists have produced ...

A. strong,safe,durable structures

B. the best synthetic rubbers

C. electronic devices

D. monitoring systems

Соотнесите данные утверждения с соответствующими абзацами текста А В С D

6. An aircraft turbine is considered to be a miracle of strength.

7. The investigations in the field of materials strength took

place in the 19th century.

8. This alloy is produced for the rocket engineering needs.

9. The tragedies happened because of professional incompetence of the builders.

10. There is a link of Materials strength science and such construction processes as: tunnel digging and bridge erecting.

Выберите английский эквивалент слову, данному в скобках:

11. The workers of this plant use (мощные) machinery to assemble huge units.

A. power

B. powerless

C. powerful

D. proper

12. This modern device is applied for (давления) measuring.

A. pleasure

B. leisure

C. measure

D. pressure

13. The properties of the ferrous alloys (зависят) the percentage of carbon they contain.

A. deal with

B. depend upon

C. dwell on

D. differ from

14. Fundamental (открытия) speed up scientific and technological progress.

A. discoveries

B. devices

C. designs

D. demands

15. Rubber is an elastic (вещество) made of juice of certain trees and used for making balls, tyres, etc.

A. state

B. substance

C.subject

D.suburb

Выберите форму сказуемого:

16. All the experiments neccesary for our research (будут выполнены) by the end of the next year.

A. are made

B. will have been made

C. were made

D. have been made

17. The Curies (открыли) a new radioactive element in 1898.

A. discovered

B. have discovered

C. were discovered

D. have been discovered

18. Before the first austronaut was launched a lot of work (была выполнена) with different kinds of sputniks.

A. have carried out

B. has carried out

C. has been carried out

D. had been carried out

19. The new device (испытывали) when we came into the laboratory.

A. was tested

B. has been tested

C. will be tested

D. was being tested

20. It is interesting to know that the first steam engine (применяли) in Greece more than 2.000 years ago.

A. has used

B. was used

C. is used

D. will be used

Замените модальный глагол эквивалентом:

21. We must improve the design of this machine.

A. have to

B. are able to

C. are allowed to

D. has to

Выберите степень сравнения:

22. Silver is one of ... conductors of electricity.

A. good

B. much better

C. the best

D. better

Выберите вариант, отражающий структуру правильно построенного вопросительного предложения:

1 2 4 3 4 5 6 7

23. solved in the 20th century the problem materials strength

8 9

were of

A. 8 4 5 9 6 7 1 2 4 3

B. 8 1 4 5 9 6 7 2 4 3

C. 4 5 9 6 7 8 1 2 4 3

D. 8 4 5 9 6 7 2 4 3 1

Variant 3

Read the text and do the tasks following it.