Ex. 7. Replace the statements given in brackets by one word from your active vocabulary

1. In the past, [cards on which information was recorded as a pattern of holes] were used for putting information into a computer.

2. [A liquid changed into a gas] as the tractive power was introduced on the railways in the 18^th century.

3. It's [extremely important and necessary] that you wear protective clothing in this area.

4. The 45 year-old [person who travels to unknown places in order to find out more about them] is preparing for his new expedition to the Arctic.

5. We had to [stop doing something, especially before it is finished] this long-term research project because there were problems with financing.

6. A computer is a machine, which is [having the ability or qualities necessary for doing something] of storing and manipulating numbers, letters and characters.

7. Babbage's computing machine was the [earlier thing that had a role or function similar to somebody or something coming later] of the modern computer.

Ex. 8. Give English equivalents to the italicized words. Mind your grammar!

1. Используя a telescope, Galileo открыл stars that были невидимы to the naked eye.

2. The Earth вращается on its axis once every 24 hours.

3. We usually не принимаем checks, but for you we'll make an исключение.

4. He made a значительный вклад to the success of the project.

5. Уравнение is a statement показывающее that two значения are equal, e.g. 2x+y = 54.

6. The перфокарты were used для того чтобы вводить данные into the first computers.

7. If a word is entered incorrectly, the machine отказывается выполнять the command.

8. He only had a few hours чтобы подготовиться for the interview.

9. Make a list of points and раздели them into two parts: desirable and необходимый.

10. We hadn't seen each other in thirty years, but I узнал her right away.

11. Semiconductor интегральные схемы helped to повысить надёжность of electronic устройств.

12. We need to разработать a coordinated подход to the problem.