there have been several new events ____ to the program for the 2008 Beijing Olympic Games.[ 标签:new,program,beijing olympic ] A add B to add C adding D added

问题描述:

there have been several new events ____ to the program for the 2008 Beijing Olympic Games.[ 标签:new,program,beijing olympic ] A add B to add C adding D added

D 用过去分词表示被动