问题补充:
Some of the artist’s paintings are in this exhibition in our City Museum.
A. in turn
B. in public
C. on display
D. on duty
答案:
A. in turn
B. in public
(答案→)C. on display
D. on duty
解析:句意:在我们城市博物馆的这次展览中展出了一些艺术家的作品。in turn依次,轮流; in public在公共场合;on display展览。展出; on duty值日,值班。所以选C。