Повторяем неличные формы английского глагола. Никульшина Н.Л - 21 стр.

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Упр. 10 Переведите следующие предложения, обращая внимание на функции инфинитива.
1 Molecules are too small to be seen even with the most powerful microscope.
2 It is such a small deviation as to be easily neglected.
3 To find the mass of electron was then of prime importance.
4 One way of obtaining hydrogen is to pass electric current through water.
5 The surface tention of water is strong enough to let a steel needle float on water.
6 Unfortunately the thermal conductivity is very hard to determine.
7 We observed the evaporation of water, a phenomenon to be more fully described later.
8 X–ray analysis is to be applied to the study of this material.
9 To go back to the analogy of the solar system, the electrons revolve around the nucleus like planets
around the sun.
10 Dalton was the first to deduce scientifically an atomic theory from experimental data.
11 The concentration of the reactants is altered in such a manner as to reduce the velocity of the reaction.
12 The problem has been to solidify the substance under investigation.
13 The amount of polonium to be obtained from an uranium mineral can be simply calculated.
14 To sum up, there are two features of atomic structure which we must bear in mind.
15 Some problems of science could not have been solved without isotopes.
16 The type of catalyst to be used affects the design and operation of regeneration equipment.
17 It has been convenient to introduce a special unit for measuring amounts of radioactive material.
18 Electrons can be made to travel at very high speeds.
19 To shorten the experiment, it is suggested that only logarithmic plots for each point be made and the
approximate space potentials be determined.
20 Let me now explain the way in which a wave is to be imagined.
ИНФИНИТИВНЫЕ ОБОРОТЫ
ОБОРОТ "ОБЪЕКТНЫЙ ПАДЕЖ + ИНФИНИТИВ"
OBJECTIVE WITH THE INFINITIVE
Оборот представляет собой конструкцию:
существительное в общем падеже
или + инфинитив
местоимение в объектном падеже
и употребляется после сказуемого, выраженного глаголом в действительном залоге. Оборот
выполняет в предложении функцию сложного дополнения (Complex Object).
Cравните:
I know him. (простое дополнение)
Я знаю его.
I know him to be an experienced lawyer. (сложное дополнение)
Я знаю, что онопытный юрист.
Сложное дополнение употребляется после переходных глаголов определенной семантики