领导召开的会议结束后，秘书做好会后的落实催办工作属于（）
A.前期辅垫工作
B.补偿代劳工作
C.拓展延伸工作
D.拾遗补缺工作
参考答案：C
It’s said that this is the first time the painting_____ to the public, which attracts many people.
A．were displayed
B．are displayed
C．has displayed
D．has been displayed
