由文章第一段第一句“There was a time in my life when beauty meant something special to me.”可以排除A;由第二段“I would get up every morning at the orphanage，make my bed just like the little soldier that I had become…”可以排除B;由第四段“I carefullv watched as he caught these beautiful creatures，one after another，and then took them from the net and then stuck straight pins through their head and wings，pinning them onto a heavy cardboard sheet.”可知管理员把蝴蝶抓住从网里拿出来后直接钉在了纸板上。并不是为了给孩子们看，可以排除C。文章第五段第一句“How cruel it was to kill something of such beauty.”说明答案D正确。