单选题
8.
Corn originated in the New World and thus was not known in Europe until Columbus found it ______in Cuba.
A、
being cultivated
B、
been cultivated
C、
having cultivated
D、
cultivating
【正确答案】
A
【答案解析】
find后面可以跟现在分词或过去分词的复合结构。本题中的found it being cultivated是跟现在分词的被动态。
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