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XI. Сложное подлежащее с глаголами to seem, to appear, to happen, to prove.
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1.This modification of the method seems to be of great value.
2.This substance was proved to be extremely stable.
3.Tomas appears to have been the first to focus attention on this type of reaction.
4.Reactions of this type seem to occur only with certain compounds.
5.In any case, current theories either empirical or electronic, do not appear to account for this result.
6.Though some substances seem to be very insoluble, water does dissolve most things to some extent.
7.The problem seems to be rather difficult.
8.The internal energy appears to be associated with the configuration of the particles of which the atom is composed.
9.Some liquids prove to be good conductors of electricity.
10.Two rubbed substances happened to show similar properties.
11.Resistance and conductance appear to be closely related.
12.Glass seems to conduct so little current that it is hardly measurable
13.The machine designed proves to be a very efficient one.
14.The laser beam seems to have almost unlimited industrial possibilities.
15.Lomonosov and Franklin happened to make their experiments in the field of atmospheric electricity at about the same time.
16.He doesn’t seem to know the subject thoroughly.
17.Bohr’s theory of atomic structure turned out to be extremely fruitful in the explanation of various properties of atoms and molecules.
18.The product has been proved to affect the overall yield.
19.This fact may be proved to be of great importance.
20.Both systems have actually proved to be complex.
21.The only errors may be assumed to be clock related.
22.It appears to be the only possible route to manned exploration of the solar system.
23.The galaxies seem to be moving very slowly relative to one another – no more than 500km/sec.
24.The mechanism of this reaction does not seem to have been investigated.
25.The Earth happened to form within a very narrow orbital zone about the Sun where life could develop.
New words:
compound n – смесь, соединение
account for v – объяснять
insoluble a – нерастворимый
dissolve v – растворять
rub v – натирать
fruitful a – плодотворный
yield n – выход, результат
assume v – предполагать, допускать
route n – путь
exploration n – исследование
XII. Сложное подлежащее с to be sure, to be certain, to be likely, to be unlikely.
1.Such materials are likely to occur in some other places as well.
2.This fact is unlikely to take place.
3.The temperature in this case is sure to rise by 20º.
4.This reaction is not likely to take place
5.This investigation is likely to produce good results.
6.The above reactions are certain to proceed smoothly.
7.The activity coefficient is unlikely to rise.
8.This compound is not sure to contain admixture.
9.This discovery is certain to lead to important results.
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10.The explosion is unlikely to take place at 300є.
11.They are not certain to obtain good results.
12.Ceramic composites are sure to be widely used.
13.The similarity of the six compound listed is unlikely to be a coincidence.
14.Our experiments indicate that the rearrangement is unlikely but not impossible.
15.Digital-to-analog converters are sure to be crucial building blocks for telecommunication applications.
New words:
proceed v – протекать
smooth a – спокойный
compound n – смесь, соединение
admixture n – примесь
explosion n – взрыв
coincidence n – совпадение
rearrangement n – перегруппировка
crucial a – решающий
XIII. Герундий и его функции.
1.Boiling continued for as long as 80 hours.
2.Balancing is done by adjusting the position of the rods.
3.My favourite occupation is reading books.
4.The product tended to turn white on drying.
5.After having been discussed the report was published.
6.Samples observed remain liquid on cooling.
7.They succeeded in raising the accuracy of their measurements by means of introducing another variable.
8.Besides being very involved this procedure is very costly.
9.He is against carrying out a set of experiments.
10.In addition to carrying out installation work, the specialists are also to give assistance in starting the atomic reactors.
11.In the next chapter the actual procedure for reducing the errors as far as possible is discussed.
12.The governments of the East had to pass new laws to prohibit commercial ventures from copying software.
13.This section discusses making vibration measurements in aircraft.
14.Making good measurements is the important step in good vibration analysis.
15.A vibratory system must include a means for storing potential energy, a means for storing kinetic energy and a means by which energy is gradually lost.
16.Each different way of displaying the resulting data signal is called an Analysis Mode.
17.Metals cannot be dissolved without being changed into new substances.
18.The reaction is far from being completed.
19.A discussion on solving this problem was under way.
20.These compounds have the advantage of being cheap.
21.There was a strong objection to carrying on this costly investigation.
22.There are unmistakable proofs of Pauling’s having been wrong.
23.That prevents you from having more than one bus attached to the same memory system.
24.On connecting the upper ends of the metals with a mrtal wire, we made the current flow through the wire.
New words:
rod n – стержень
tend v – стремиться
dry v – сушить
sample n – образец
succeed v – иметь успех, суметь
involved a – сложный
prohibit from v – запрещать
venture n – сделка, авантюра
dissolve v – растворять
proof n – доказательство
prevent from v – препятствовать, мешать
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