毕业典礼在学校礼堂举行。

The graduation ___ceremony was held in the school auditorium.

七月我将结婚，婚礼仪式在七日。

In July, I'm going to get married, and the wedding ___ceremony is on the 7th.

他们组织了一场正式的仪式来纪念退伍军人。

They organized a formal ___ceremony to honor the veterans.