The steel industry in America was \_\_\_\_ because of the growth of railroads, which required thousands of miles of steel track.
Abooming正確答案
Bblooming
Cglooming
Dgrooming
答案與詳解
為什麼答案是 A
booming 意為「繁榮、迅速發展、景氣」，常用於形容經濟、產業或商業的蓬勃發展，完全契合題幹中鋼鐵業因鐵路需求而興盛的語境。
載入中…
