单项选择题 The author's primary purpose in the passage is to（）

单项选择题 This thing called love is a total mystery, and the （） of passion and despair that accompanies every romantic devotion may keep one eternally perplexed.

单项选择题 The stage was set for simmering hostility between the two sects, and the breakdown in （） relations was hastened by the high-handed attitude of those 1 who had lost many of their ancestral privileges and lands.