Complete the text with the correct articles a,an,the or with out any article ...........1) dynamo is ..........2) electrical generator that produces direct

Complete the text with the correct articles a,an,the or with out any article ...........1) dynamo is ..........2) electrical generator that produces direct current with the use of.........3) cummutator ........4) dynamos were.......5) first electrical generators capable of delivering power for industry,and........6) foundation upon which many other later electric power conversion devices were leased including .........7) electric motor .....8) alternating -current alternator,and ......9) rotary converter today......10) simpler alternator dominates large scale power generation for efficiency releability and lost reasons