单选题 A lot of problems concerning education fee ______ at the conference.
  • [A] came out
  • [B] turned up
  • [C] came up
  • [D] steeled down


【正确答案】 C
【答案解析】[考点] 短语辨析
[解析] A为“花开，发芽；出版，报道；明了，清楚表达意思”；B为“出现，露面；把……开大，拧大”；C为“话题，议题等被提出讨论”；D为“狠起心，变得冷酷无情”。