单选题 There was a period of ______ prior to their divorce, during which she went for a trip around the world and he stayed at home.
【正确答案】 B
【答案解析】[解析] 句意:在他们离婚前有一段疏远期,她去周游世界,而他则留在家里。estrangement疏远,失和。strangeness陌生,冷淡。machination阴谋,诡计。frivolity轻浮,轻薄。