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ask two questions,please give me a hand, thanks
19. The invention of reinforced concrete, plate glass, and steel in the mid-1800’s (was enabled )architects (to design )and build (extremely tall) constructions, A B C (or) “skyscrapers.” D
7. ______ land and money enabled construction of the Union Pacific railroad to begin from Council Bluffs, Iowa , in 1865. (A) By the government granting of (B) Government grants of (C) For the government to grant (D) Government grants so that
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