单选题 The guest turned upside down his glass as a signal that he would drink no more.
【正确答案】 D
【答案解析】turn upside down倒转,翻过来;converse谈话,交谈;inverse只能用作形容词和名词,没有动词用法;traverse横过,穿过;reverse使某物反转,将某物翻转。