解析库 > 填空经典1290题
Now that photographic prints have become a popular field for collecting, auctions are becoming more (i)_____. It is not just the entry of new collectors into the field that is causing this intensification. Established collectors` interests are also becoming more (ii)_____. Those who once concentrated on the work of either the nineteenth-century pioneers or the twentieth-century modernists are now keen to have (iii)_____ collections.
competitive , wide-ranging , comprehensive 显示答案