阿摩線上測驗
22. The steel industry in America was ____ because of the growth of railroads, which required
thousands of miles of steel track.
(A) booming
(B) blooming
(C) glooming
(D) grooming
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統計： A(75), B(31), C(2), D(4), E(0) #1320966
統計： A(75), B(31), C(2), D(4), E(0) #1320966
