When the Erie Canal was built in the 182
单选题When the Erie Canal was built in the 1820s, it was the engineering marvel of its time.
A.wonder
B.dispute
C.frustration
D.model
参考答案：A
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答案解析：这句话的意思是：伊利运河建于19世纪20年代，是当时的工程奇迹。画线词marvel意思为“奇迹”；wonder意为“奇迹、惊奇”；dispute意为“争论、辩论、争吵”；frustration意为“挫败、挫折、受挫”；model意为“样式、模范、典型”。答案为A。
