Most of the teachers to visit our school were young ones.A. invitedB. to inviteC. being i

问题补充：

Most of the teachers to visit our school were young ones.

A. invited

B. to invite

C. being invited

D. had been invited

答案：

(答案→)A. invited

B. to invite

C. being invited

D. had been invited

解析：此题考查的是过去分词作定语，根据题意大多数老师是被邀请到我们学校参观，在结合时态，因此选invited。