首页 > 中学英语试题 > 题目详情
(2014·安徽两所名校联考)A survey ________ by the UN shows developing countries are particularly attractive to...
题目内容：
(2014·安徽两所名校联考)A survey ________ by the UN shows developing countries are particularly attractive to tourists.
A. being conducted B. conducted
C. having been conducted D. to be conducted
本题链接：