2.2 Translate the words of the same root.

1) differ, different, difference, differently, indifferently; 2) divide, divider, di­vision; 3) purpose, purposeful, purposeless, purposely, purposive; 4) require, request, requisite, requisition; 5) volume, volumetric, voluminous; 6) cap, capability, capable, capacious, capacity; 7) efficient, efficacious, efficacy, efficiency; 8). reliable, reliability, reliance, unreliable, rely.

2.3 Match the synonyms.

1. manner; 2. several; 3. can; 4. because of; 5. require; 6. fast; 7. kind; 8. essential; 9. carry out; 10. handle; 11. volume 12. former 13. purpose

a) chief, principal; b) call for; c) perform; d) way, means; e) some, a few; f) process; g) high speed; h) due to, thanks to; i) be able; j) type; k) design, aim, intention; l) size; m) earlier; n) need, demand, order; o) manage, deal with, treat.

2.4 Translate the phrases.

High-speed, high-speed computer, high-speed ope­ration, computation speed, computation speed increase, processing speed, processing system, data-processing system, electronic data-processing system, high-speed electronic data processing system, high-speed electronic data processing system requirements; alternating current, direct current, current events; engineering, civil engineering, chemical engineering, genetic engineering, engineering problems, railway engineering.

2.4 Match the following with the hints below the line.

Mind: number (numeral) n число, цифра; among … number (company) в компании; a (the) number of (quantity) n некоторое количество; to number (count) v перечислять

1. A digital machine deals only with numbers.2. Specialists in a number of countries design and build general and special-purpose machines. 3. A great number of computing machines has been con­structed in our country. 4. Do you know what “odd and even numbers” mean? 5. The average number of students in a class is 30. 6. The lift will only hold a certain number (of people). 7. We were 10 in number. 8. We must keep the numbers down. 9. a number of professors attended the lecture. 10. they won by force of numbers. 11. Among our number there were several students. 12. he was number 3 on the list. 13. He told us lies times without number. 14. he only looks after number one. 15. She lives at number 5. 16. the town numbers about 50,000 inhabitants. 17. All the seats are numbered. 18. I number him among my friends. 19. ‘by twos, number!’

Hints: *средняя численность, *чётные и нечётные числа; *надо было ограничить число; *определённое число (человек); *среди нас было несколько учащихся; *несколько профессоров; *он шёл третьим номером в списке; *они победили благодаря численному превосходству; *«на первый-второй, рассчитайся!» *несчётное число раз; *заботиться о собственной персоне; *живёт в доме номер 5; *места нумерованы; *считаю его своим другом.

2.5 Focus on the translation of ‘either’.

Mind: either (one or other) adj. каждый, любой; not + either (none) ни тот, ни другой; either ... or pron. Или … или; adv. & conj.; ни … ни; не так уж.

1. Either of these electronic devices is capable of handling com­plex engineering problems. 2. Mathematical problems may be solved either by digital or analogue computers. 3. The memory of the computer can store either data or instructions. 4. Do either of these roads lead to town? 5. either book will do. 6. I do not like either (one). 7. has either of you seen him? 8. I do not like Smith, or Jones either 9. he did not go, and I did not either. 10. it was not long ago either. 11. either he or I will go. 12. Either side of this platform was strengthened.

2.6 Translate the sentences staying the form of the Predicate.

1. Various kinds of computers are widely used in solving modern engineering problems. 2. Sоme digital computers of the latest design can be found in our laboratories. 3. The development of digital and analogue computers is paid great attention to. 4. The first digital computer was soon followed by many new machines. 5. Everyone should learn how to use computers the sooner the better. 6. He must have completely forgotten about our meeting. 7. The computer hardware must be adjusted properly. 8. In the nearest future any child would be able to handle the high technology equipment quite easily. 9. Shall I upgrade my hardware? 10. May it be supplied with some additional memory?