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Yana в категроии Английский язык, вопрос открыт 19.10.2018 в 18:28

III.Mind your Grammar Put the verbs in brackets in the correct form - Present or Past Simple Active 1. The study of the nature of electricity (to hegin) in the 18th century.2. Rubbing glass with silk (to produce) static electricity 3. Electromotive force (to make) electrons move through a conductor 4. The experiment held yesterday (to prove) that these substances (to show) different resistances.5. If you want to measure insulation resistance, you (to use) "megger" 6. Voltage (to overcome) the opposition to the flow of current.7. Many scientists (to investigate) electric phenomena in the 19th cen- turv 8. Electrons (to move) under the influence of c.m.f.9. Ohm's law (to give) the possibility to measure electric current in a circuit.10. After some experiments the scientists (to define) the law of measuring three basic electrical units.1l.Charges in motion (to give rise) to a magnetic field.12. Michael Faraday (to discover) magnetic in 13. When the current (to stop), the magnetic field also (to disappear).14. Loudspeakers and electric motors (to be) examples of application of magnetism.15. The principal utilization of electricity (to increase) rapidly with the development of telegraph in 1844, electric motors in 1887 etc.