【题目】Finally, my thanks go to my tutor, who has offered a lot of suggestions and comments on my paper and ________ every page of my draft.
A. approved B. quoted C. polished D. folded
在线课程【答案】C
【解析】试题考查动词辨析。句意为：最后，我要感谢我的辅导老师，他给我的论文提出了很多批评和建议，并对每张稿件作了推敲。C项意为“推敲”,符合句意,故C项正确。A项意为“通过”，B项意为“引用”；故句意说明C正确。