d me that he had two girl-friends,and neither of _______ knew anything about the other

around the university, we then were taken to abuilding, ______ many scientists worked

Why did you say that the journalist is very aggressive? —To be ________, he tries every means to ask questions of those VIPs. [ ]

_____ we celebrate a festival it changes a little and in that way we keep our culture alive．

下列句子的句式结构与其他三项不同的一项是