问题描述：
托福单词题
Colonial coppersmithing also came of age in the earlyeighteenth century and prospered in northern cities.
The phrase "came of age" is closest in meaning to which offollowing?
(A) established itself
(B) declined
(C) became less expensive
(D) was studied
答案是什么,为什么?
Colonial coppersmithing also came of age in the earlyeighteenth century and prospered in northern cities.
The phrase "came of age" is closest in meaning to which offollowing?
(A) established itself
(B) declined
(C) became less expensive
(D) was studied
答案是什么,为什么?
问题解答：
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