单选题 Academic records from other institutions often become part of a university"s official file and can neither be returned to a student nor duplicated .
【正确答案】 C
【答案解析】[解析] 画线词的原形duplicate为动词,意为“复制”。A项的原形borrow意为“借”,例:Can I borrow your umbrella?借你的伞用一下行吗?B项的原形purchase意为“买”,例:I deem it advisable to purchase the shares in the railway now.我认为现在购买铁路股票是明智的。C项的原形copy意为“复制”,例:Please copy down all the words on the blackboard.请把黑板上的字都抄下来。D项的原形rewrite意为“改写”,例:I intend to rewrite the story for younger children.我想为年纪更小的孩子改写这篇故事。故选C。