B. Make up English-Russian pairs of the word groups equivalent in meaning.

As a matter of fact; in a matter of seconds; it does not matter;
it is a matter of common experience; it is a matter of common know-
ledge.

За какие-нибудь секунды; каждый знает из опыта, не имеет значения (не важно); общеизвестно; фактически.

In the sentences below recognize the words that are semantically similar and give their Russian equivalents.

A. Find three words meaning “точный”

1. Most of the work on stars and nebulae beyond our solar system consists of accurate measurements. 2. Exact sciences are mathematical sciences, whose results are precise and quantitative. 3. There may be a complete set of antiworlds, anti – because they are exactly opposite to us.

B. Find three words meaning “ разум, мозг ”.

1. As all intellectual endeavour depends upon the brain, it seems to follow that knowledge of the brain will improve intellectual endeavour. 2. A Soviet-American symposium held in the USSR in 1971 discussed the existance of extraterrestrial intelligence and the possibility of establishing contact with it. 3. The idealists say that what we call the material world only exists in our minds but that is not so.

C. Find four words meaning “ исследование”.

1. Science has used experimental and theoretical investigation, or research, as its principal tool since the dawn of modern science. 2. But the exploration of what is behind the face of Mars perhaps will remain a particular challenge for manned Martian expeditions. 3. Soviet researchers have been engaged in the study of the environmental effects of human activities in space for a long period of time.

D. Find four words meaning “ оценивать ”.

1. It is, however, easy to estimate that the Earth's shadow is much larger than the diameter of the Moon. 2. Astronomers figure out that there are about ten thousand million planets in the galaxy. 3. Not only do scientists obtain new results on the origin of life but also they try to evaluate them against the background of known facts. 4. While the future promises exciting progress in the automation of experimentation, we have already accomplished much in data gathering and less in data evaluation. 5. Unfortunately his work was appreciated only long after his death.

E. Find three words meaning “обращаться должным образом, справляться”.

1. However, this conclusion rests upon a small sample of data and should be treated with caution. 2. Advances in techniques for the manufacturing and handling of a number of materials have opened up interesting technical possibilities. 3. In this chapter we have dealt with digital computers which are widely used in different branches of industry.

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