The young man is ______ Edison in our factory and he has made ______ number of important inventions over the years.
A.an; the | B.an; a | C.\; the | D.\; a |
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The young man is ______ Edison in our factory and he has made ______ number of important inventions over the years.
A.an; the | B.an; a | C.\; the | D.\; a |