求几组英语近义词辨析,enduring,permanent,perpetual；chase,pursue,seek; acquire,obtain,gain; vocation,career occupation; miserable,wr

求几组英语近义词辨析,enduring,permanent,perpetual；chase,pursue,seek; acquire,obtain,gain; vocation,career occupation; miserable,wretched,pitiable; decline,reject,refuse.六组单词的辨析,
麻烦给出每组三个单词的详细对比，不仅仅是个别单词。