Recently CCTV station has taken great ________ to make a program that reviews the important ________of the past 20 years．A.steps; affairsB.efforts; mattersC.pains; eventsD.efforts; incidents
网友回答
C解析句意：最近中央电视台不辞辛苦地做了一个节目对近20年的重大事件进行回顾。take pains to do“不辞辛苦做某事”。steps构成take steps“采取措施”；efforts构成make efforts to do“努力做某事”。