单词题 托福Iron production was revolutionized in the early eighteenthcentury when coke was first used instead of charcoal for refining iron ore.The word "revolutionized" is closest in meaning to which offollowing?(A) quickly started(B) gradually

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单词题 托福Iron production was revolutionized in the early eighteenthcentury when coke was first used instead of charcoal for refining iron ore.The word "revolutionized" is closest in meaning to which offollowing?(A) quickly started(B) gradually
单词题 托福
Iron production was revolutionized in the early eighteenthcentury when coke was first used instead of charcoal for refining iron ore.
The word "revolutionized" is closest in meaning to which offollowing?
(A) quickly started
(B) gradually opened
(C) dramatically changed
(D) carefully examined
答案是什么,为什么?

单词题 托福Iron production was revolutionized in the early eighteenthcentury when coke was first used instead of charcoal for refining iron ore.The word "revolutionized" is closest in meaning to which offollowing?(A) quickly started(B) gradually
C
A 很快开始
B 逐渐打开
C 急剧变化
D 小心检测
revolutionized - 变革,意思是急剧的变化
这些单词题很简单,你查查字典就会了啊

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