GRE考试

【单选题】Eli Whitney’s cotton gin famously changed the face of the agricultural industry by greatly increasing productivity.Although the gin was enormously popular, Whitney himself struggled to make a profit from it.After receiving a patent for his invention, Whitney and his business partner opted to produce as many cotton gins as possible and to charge farmers a user fee instead of selling them outright. Farmers considered this fee unnecessary and exorbitant, and began manufacturing copies of the cotton gin insteaD、Because of a loophole in the patent law, the many lawsuits brought by Whitney and his partner against the farmers were fruitless. The duo finally agreed to license their cotton gins at a reasonable price. However, due to the costs of their legal battles, they were unable to make the fortune that Whitney had previously predicteD、

网考网参考答案：B
网考网解析：
According to the passage, farmers considered Whitney’s fee to be exorbitant and they refused to use his gin. document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>