Английский язык. Барабанова Н.Е - 29 стр.

taken several years of intense human work in the past, is now done in a few                                     ВАРИАНТ 2
minutes or hours.
     A number of various complicated problems have already been solved               I. Перепишите предложения и переведите их на русский язык,
with the help of computer.                                                      обращая внимание на различные значения глаголов should, would.
     2.The principle of this wonderful machine lies in counting electric             1.The calculation should be made on the basis of the formula derived.
impulses. Numbers are represented as a sequence of such impulses, and a              2.The computation would not have been carried out but for a high speed
radio-technical scheme counts them carrying out addition, subtraction,          electronic computer.
multiplication and division, all higher mathematical calculations being              3.To make translation with the help of computers English and Russian
reduced to these four operations.                                               words should be converted into figures.
3.1f we introduce into the scheme first one number and then another, the             II. Перепишите предложения и переведите их на русский язык,
result will yield the sum of these two numbers. Subtraction is reduced to the   принимая во внимание, что инфинитивные и причастные обороты
addition of negative numbers. Multiplication is done by repeated additions      соответствуют придаточным предложениям.
the necessary number of times, a division- by repeated subtraction.                  1. Computers are considered to free man from the hard labour of
     Electronic machines work according to a program, prepared in advance,      keeping in memory initial figures, intermediate data and final results.
which determines the sequence of operations. They have a very efficient              2.We want all the problems of greatest importance not to remain
electronic «memory» which stores the initial data, the intermediate numbers     unsolved.
and final results as well as the working commands given to the machine.              3.Being smaller in size and simpler in operation this computer gained
     4.The electronic machine can also be used for controlling automatic        popularity very quickly.
production. Signals given by measuring instruments and controlling devices           4. To carry out the most complex computations the "Electronic brain"
are introduced into the machine which sends the necessary commands to the       saving man's labour should be used.
control panel according to the program.                                              5. The data obtained can be again processed by other operations.
     5.This machine can also be used to make translations from one language
into another by converting words into figures and vice versa*.                      III. Перепишите предложения и переведите их на русский язык,
     All the instruments invented up to now have served to save man's           обращая внимание на различные значения выделенных слов,
labour. But it is electronic computers the importance of which cannot be        1. No wonder that many problems of exceptional importance remained
underestimated, that come to the help of the human brain, thus opening up       unsolved for a long time.
boundless possibilities.                                                        2.Since the first electronic computer went into operation their importance for
                                                                                science and engineering became at once evident.
    *vice versa (лат.)- наоборот.                                               3.As for the computer, it saves man's labour by carrying out the most
                                                                                complex computations.

   V. Прочтите 4- и абзац текста и вопрос к нему. Из приведенных                    IV. Прочтите и устно переведите на русский язык с 1-го по 5- и
ниже вариантов укажите номер, содержащий ответ на данный вопрос                 абзацы текста. Перепишите и письменно переведите 2,4 и 5- и абзацы.
   Where are signals introduced?                                                                           Пояснения к тексту:
   1) into the control panel                                                        1.to go into operation- начать действовать.
   2) into the machine                                                              2.at once- сразу.
   3) into a program                                                                3.to be of great help- оказывать большую помощь.
                                                                                    4.either...or- или...или.