One can hardly read literature or legends without coming across the stories of
magical，mystical creatures. Among them,the elves,perhaps the most well-known
creatures,____ from German mythology,take many shapes and size with most bear
ing long point ears.
（a）evolve (b)evoled（c）evolving
答案是 evolving
解答寫：本句的動詞是之後的take，因此使用分詞evolving
請問這句的構造是什麼？看解答越接不起來