Who do you think will be allowed there tomorrow?A. visitB. to visitC. visitingD. visited

问题补充：

Who do you think will be allowed there tomorrow?

A. visit

B. to visit

C. visiting

D. visited

答案：

A. visit

(答案→)B. to visit

C. visiting

D. visited

解析：考查固定搭配。allow sb. to do sth.“允许某人做某事”，被动形式是sb. be allowed to do sth.。句意“你认为明天谁会被允许参观那里？”故选B。