They had no time to arrange their own wedding so they had it by a company.A. organizeB.

问题补充：

They had no time to arrange their own wedding, so they had it by a company.

A. organize

B. organized

C. organizing

D. be organized

答案：

A. organize

(答案→)B. organized

C. organizing

D. be organized

解析：考察句式have sth done 把某事做了，故选B。他们没有时间安排自己的婚礼，因此他们让一个公司组织了婚礼。