13.Corn originated in the New World and thus was not known in Europe until Columbus found it _____

13.Corn originated in the New World and thus was not known in Europe until Columbus found it _____ Corn corn,sweet corn.I like corn corn corn 1.Corn originated in the New World and thus was not known in Europe until Columbus found it ( )in Cuba.A.being cultivated B.been cultivted C.having cultivated D.cultivating2.This kind of glasses manufactured by exerienced ctaftsmen ( )comfortable.A.i corn originated in the new world and thus was not known in europe until columbus found it ( ) in cuba.Being cultivated,我认为是cultivated,这两种都是非谓语的形式,况且‘种’的动作在‘发现’之前,所以我认为没有必要 Corn originated in the New World and thus was not known in Europe until Columbus found it ______ in Cuba.选项:a、being cultivated b、 been cultivated c、 having cultivated d、 cultivating这题选B表被动,为什么 请翻译 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 英语达人求教,Corn originated in the new world and thus was known in Europe until Columbus found itCorn originated in the new world and thus was known in Europe until Columbus found it being cultivated in Cuba.其实可不可以将后面的found corn是什么意思 corn是什么意思 高中英语,求详细解题步骤谢谢!6) 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 7) ____in this 现在分词的被动式用法Corn originated in the New World and thus was not known in Europe until Columbus found it _________________(被种植）in Cuba.key:being cultivated.译文：玉米来自新大陆,因此在哥伦布发现它在古巴被 be originated from与be originated with 区别 Ducks like eating corn(corn提问) corn玉米,可不可数? maize&corn,the difference