问题
选择题
I’d like to take this _________ to thank all of you for your hard work on this project.
A．duty
B．opportunity
C．area
D．disagreement
答案
B
题目分析: 句意：我想借这个机会感谢所有在这个项目中辛苦劳动的人。duty责任，opportunity 机会，area地区，disagreement不同意。take opportunity借机会，固定搭配；根据语境可知选B。