Неличные формы английского глагола. Коптева Н.Ю. - 37 стр.

Exercise 5. Change Complex Object into a clause. Watch Participles
             and Infinitives.
1. We saw him amplify the voltage.
2. We watched him filling the tube with gas.
3. They heard us operate the gas-filled photo-cells.
4. They heard us speaking of the space charge.
5. We saw them take out the characteristics of the vacuum photo-cell.
6. We saw them drawing the characteristics of the vacuum photo-cell.
Exercise 6. Use the attributive clause instead of the Present or
             Past Participle.
1. The space charge produced reduces the field near the anode.
2. The discharge initiated spread at once along the entire length
   of the diode.
3. The pulse of the current maintained is the same for all particles.
4. The flow of charge enhanced is certain to contribute to the
   total current.
5. The space charge surrounding the anode is likely to reduce the
   field near it.
6. The particle initiating the discharge moves fast.
Exercise 7. Use the corresponding Infinitive or Participle
              Construction.
1. It is believed that the speed of the electron is barely affected at
   the time of impact.
2. When the electron has sufficient energy, ionization of the
   atom may be caused.
3. We expect that the three charges will contribute to the total
   current.
4. We watched how they were operating the diode.
5. At the time of Mendeleev there were elements which were
   still to be discovered.
6. If the diode is filled with gas, it can be used for detecting
   particles.
7. If the high field is maintained the discharge can never cease.
Exercise 8. Translate from Russian into English.
1. Óâåëè÷èâàÿ íàïðÿæåíèå, ìû óñèëèâàåì ïîòîê çàðÿäà.
2. Îáëàäàÿ äîñòàòî÷íîé ýíåðãèåé, ÷àñòèöà íåïðåìåííî âû-
   çîâåò ðàçðÿä.


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