問題詳情

41. Beginning in the mid-sixteenth century, local _________ around theworld served as a means of conveying coal and iron ore from mines tolow-lying coastal areas.
(A)boats
(B) railroad
(C) trolley
(D) wooden cart

參考答案

答案:B
難度:適中0.62963
統計:A(4),B(17),C(2),D(1),E(0)

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