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 解析: “agroupof+复数可数名词”可以修饰人,也可修饰物,如agroupofsoldiers(一队士兵),agroupoftrees(一片树林),agroupofhouses(一片房子),agroupofislands(一群岛屿)。例如:TheseeggswerefoundintheGobiDesertbyagroupofscientistsinthe1920s.这些蛋是被一群科学家于 (共 451 字) [阅读本文] >>