Though there is no one in the hall, he stands on the stage as if he watched and expected

网友回答

A. has been
B. had been
(答案→)C. were being
D. is being
解析：考查虚拟语气：as if 后面的从句用虚拟语气，如果和现在事实相反，用sb. were/did..结构还是蛮常见的,句意：虽然大厅没有人，但他站在舞台上，好像他正在被注视，被期望做个演讲。因为he和watch和expect是被动关系，用过去进行时的被动。选C。