1.8 B) match the following underlined phrases with the hints below the line.

a). operation-use time; operational safety; locomotive engineer; accuracy error; locomotive depot.

b). 1. It has doneincalculable harm. 2. Calculate the resultaccurate to 6 places of decimals. 3. Our laboratory needs amachine operator. 4. The railway terminal isfully operational. 5.The car fleetis operational. 6. Gather allthe operational data, please. 7. Thislaw became operativelast year. 8.Fishing fleetsare not allowed inside another country's territorial waters. 10. The master control program that runs the computer is calledoperating system. 11. Theoperational researchmeans the application of scientific principles to business or management.12. He discovers a very accurate knowledge of computer technology.

hints: квалифицированный рабочий, очень глубокие знания; рабочие данные; операционная система, действующая система, с точностью до одной миллионной; полностью готов к эксплуатации; водитель электровоза; рыболовецкие флотилиии; постоянная/систематическая ошибка; неисчислимый/огромный вред; действующий; надёжность функционирования; закон вошел в силу; рабочее время; в рабочем состоянии; вагонный парк; паровозное депо.

1.9 Translate the sentences.

1. One must know about the first computers. 2. The first Soviet computer was produced about the same time as the American one. 3. One of the most important advantages of computers is their high speed. 4. the history of computers is a long one. 5. The control block is the one that operates the sequence of calculations. 6. The task of the second one is to use electronic computers instead of human brain. 7. Read the task number one. 8. Of these four cars this one is the most expensive. 9. ONE stands for Optimized Network Evolution. 10. One from seven leaves six. 11. My son John will be one soon. 12. The train arrives at one twenty five. 13. I'm not one for political discussions. 14. They became one. 15. I, for one, hope you get the job. 16. It's going to rain like one o'clock. 17. His one regret is that he has never learnt English. 18. Where does one go from there? 19. A one way ticket is one allowing movement (travel) in one direction only.

1.10 Translate the following phrases, mind the attributive groups.

Control operation / operation control / control panel / control desk / remote control / exercise control / pass under the control of smb. / control box / cost control / without control / be in control / control cable / control circuit / operation sequence / sequence operation / sequence switch / operation code / operation keyboard / computer operation / computer circuit / computer answer / computer information / computer speed / analog computer / analog-digital computer / back-end computer / board computer / IBM-compatible computer / computer bureau.

1.11 Define the predicate & translate the sentences.

1. A computer can take in information only in a special form. 2. Modern computers must be able to control their own opera­tion. 3. Every student should know how the computer operates. 4. The first machines could perform only a few operations. 5. A human hand may be called a computer. 6. A human being aided by a pencil and paper may be a computer. 7. He may perform reaso­nable operations and give an answer. 8. Likewise a machine is able to take in information, record it inside the ma­chine. 9. Both are to use computers. 10. The idea of an automatic digital computer is due to the mankind’s wish to deliberate themselves from hard work.

1.12 say if the verb to be is a) notional, b) link, c) modal, d) auxiliary.

1. The computer is a very important machine in all the fields. 2. The operation of compu­ters is of great interest. 3. The process of computing is based on the logical sequence of operations. 4. The control devices are inside the computer. 5. The task of the second industrial revolution is to increase the abilities of human brain. 6. The computer is to in­crease the speed of calculations. 7. The computer is a machine that can give very quick answers. 8. What was the task of the first industrial revolution? 9. What achievements are to be made in the field of computer science in the twenty-first century? 10. Don’t switch off the computer! It is solving an important problem. 11. The result will be shown on the screen. 12. Has there ever been a disk boot failure? 13. The trains are to arrive in time. 14. The transport is to be reliable. 15. The railway is known to have several kinds of trains and different kinds of cars. 16. The achievement of the first revolution was to replace human muscles by machines.

1.13 Translate, mind Participles I & II.

1. A computer is a machine operating with very high speed. 2. Ope­rating with very high speed a computer can perform different tasks. 3. Having performed one task the computer passes on to the second one. 4. Having been designed as a sequence controlled calculator the first computer operated automatically. 5. Modern computer can perform several tasks at the same time, thus increasing the speed of operation. 6. Two eminent Russian physicists working in the field of superconductivity and superfluctuation have won the Nobel Prize this year. 7. The experiments being made slowly, an experienced scientist headed the students. 8. Having been completed the work should be recorded accurately. 9. While designing the device calculate everything with great accuracy. 10. The coaches hauled by a locomotive don’t carry any motors. 11. Electric locomotives are fed from the overhead wire. 12. What is done, cannot be undone.