They had to the meeting because the organizers didn’t prepare the hall well, where people can share their opinions and hold discussions.
A. put forward
B. put out
C. put up
D. put off
网友回答
A. put forward
B. put out
C. put up
(答案→)D. put off
解析：句意：他们不得不推迟这次会议，因为组织者还没有布置好大厅，在大厅里，人们可以分享他们的观点以及进行讨论。put forward提出；put out扑灭；put up举起；put off延期，选D。