in Current Biology, the finding suggests that female birds seek mates with superior singing skills.
A. To publish
B. Published
C. Having published
D. To be published
网友回答
A. To publish
(答案→)B. Published
C. Having published
D. To be published
解析：本题考查非谓语动词。根据句意据已经出版的《当前生物学》，可知此书是被出版，故用过去分词，选B。